Diễn Đàn Tuổi Trẻ Việt Nam Uhm.VN - Những Danh Nhân Đất Việt

hongdewindows.com

Wed, 08 Dec 2021 15:37:57 +0700

Aluminum windows and doors have become increasingly popular for both commercial and residential buildings. Aluminum window frames can be made to match almost any color and home style. They can also be made in a range of different configurations including Aluminium Casement Windows, double-hung windows, Aluminium Sliding Windows/doors, awning windows, fixed windows, and lift and slide doors. Here are some reasons why you should choose aluminum.

Durability
Aluminum windows are far less prone to warping; they are weather-proof, corrosion-resistant and immune to the harmful effects of UV rays, ensuring optimal performance with a long lifespan. Their strong window frames will last longer than wood and vinyl frames.

Variety of Color Options
Aluminum windows can be powder coated or anodized in thousands of colors. The only limitation in color is your imagination.

Energy Efficient
Because aluminum is light, malleable and easy to work with, manufacturers are able to produce window frames that offer high levels of wind, water, and air-tightness, which means exceptional energy efficiency.

Cost efficient
Aluminum windows are far less expensive than wood frames. They do not leak; therefore, they can save a ton of money on energy bills.

Low Maintenance
As opposed to wood, aluminum does not warp or decay. Additionally, paint touchups are not needed. Aluminum is strong enough to bear the load of window lintels with minimal reinforcement. Aluminum windows are virtually maintenance free.

Better Operability
Aluminum is a durable substance and will keep its shape over time. Therefore, aluminum windows and doors will continue to open and slide smoothly over the years.

Noise Proof
Aluminum windows are much better at stopping noise than vinyl windows. Since they are three times heavier and many times stronger than Vinyl. Also, aluminum windows are best when you're opting for the soundless feature due to the fact that they can support heavier glazing than other solutions.

Safety Features
The linkage hardware around the window sash and the handle operating make the window have excellent safety and security. Also, aluminum windows are highly resistant to forced entry and have high-quality multipoint locking mechanisms, which makes it impossible for people to break-in.

dropshost.com

Wed, 08 Dec 2021 15:36:32 +0700

Pressure washing including Electric Pressure Washer and Gas Pressure Washer has quickly become one of the preferred methods of cleaning a variety of surfaces in both residential, commercial, and business locations. From sidewalks and patios to residential home exteriors, pressure washing is suitable in a number of different cleaning contexts. Pressure washing is an excellent way of maintaining or restoring the look of the home, with many realty agents recommending that potential sellers invest in a pressure wash as a way of boosting the curb appeal and listing price of their home. When used to treat concrete sidewalks, pressure washing is a quick, easy, and efficient way of removing all manner of dirt or salt deposits that contribute to surface weathering. If you are worried about having to invest time and energy replacing another stained deck, then pressure washing may be your answer, as it is one of the best ways to boost their longevity. Read on to learn about the many benefits of pressure washing!

Pressure washing is easy for everyone.
Conventional cleaning tasks typically require a lot of time, energy, and elbow grease. With pressure washing, there is no need to scrub and strain to unsettle stubborn debris. Save your back and joints the effort. Pressure washers let you maintain a strong upright posture and direct the force of the water towards unwelcome stains. The set-up required for a pressure washing treatment is also quite simple, involving about as many steps as it would require to find soap, sponges, and fill a bucket. Simply affix a water hose to the pressure washer unit, and either plug it in or add fuel to its power source to begin.

Pressure washing saves serious time.
Compared to regular cleaning methods, pressure-washing is an anti-bacteria blitzkrieg. When you invest in a professional pressure washing, you are cutting out the need to gather materials, prepare a cleaning solution of appropriate strength, and undergo a rigorous half-day or more of scrubbing. Pressure washing eliminates the need for time-consuming ladder work, allowing you to simply point the nozzle towards hard-to-reach areas.

Pressure washing keeps your family safe.
Your home houses more than family. On decks, exterior walls, and sidewalks you will find a number of unique contaminants, varying in severity from dirt to harmful mold. Pressure washing blasts these potentially harmful substances away, keeping your family breathing the purest air possible. Pressure washing away algae or other slippery substances also minimizes your family's risk of slips or falls at home. Furthermore, regular pressure washing treatments are considered part of an overall preventative maintenance effort that can keep your home safe and in-shape. Keeping your home clean hinders the premature decay of your porch, driveway, or deck, improving safety outcomes.

Pressure washing boosts curb appeal.
When realty agents are asked by motivated sellers how they can distinguish their homes from countless other listing competitors, they often reply that increasing curb value is an effort well-invested. Curb appeal allows your home to stand out from other home listings, and will draw in many more interested buyers when it comes time to host a viewing. Many of the actions taken to improve curb appeal can be completed faster and more thoroughly using a pressure washer. Boosting curb appeal is often done by shaping up the condition of the driveway and bordering sidewalks, or by cleaning unattractive mildew off of the home’s exterior. Pressure washing can take care of all of these tasks in a breeze, preserving your time and energy for more pressing issues faced when entering in to an unruly realty market!

Pressure washing is easy on the environment.
Heavy-duty cleaning is commonly associated with the application of harmful chemical cleaners. These cleaning solutions can be very effective, but typically enact a heavy toll on the environment. Pressure washing does not introduce any harmful chemicals into the environment. Pressure washers work by blasting water at high velocity, and the power of this water stream is often sufficient to lift stains and mildew without the need for harmful chemicals.

Pressure washers also use less water when compared to the amount used by a garden hose tackling the same kind of job. The amount of force applied by pressure washers means that much less water will be needed overall, with some estimates suggesting that as much as 75% of water is saved using pressure washing. This is because a pressure washer expels water at roughly 50 times the force of a garden hose. This allows the smallest amount of water to be granted the greatest amount of cleaning power.

Except for the pressure washer, Sprayers also play an effective role in vleaning or house keeping, like Electric Sprayer, Power Sprayer and Manual Sprayer.

cnhotellinens.com

Wed, 08 Dec 2021 15:34:45 +0700

Towels are the most commomly used products in our dailt life. A towel is a piece of absorbent fabric or paper used for drying or wiping a body or a surface. It draws moisture through direct contact.

In households, several types of fabric towels are used, including hand towels, bath towels, and kitchen towels. At the beach, people use beach towels. Paper towels are provided in commercial or office bathrooms via a dispenser for users to dry their hands. In households they are used for minor, precision, or particularly dirty jobs of wiping, cleaning, and drying.

Nothing feels better than wrapping yourself up in a cozy towel after you get out of the tub or shower. If your towel is feeling rough or isn't drying you off quickly, chances are it's time for an upgrade. The problem is there are so many bath towels to choose from at a wide range of price points, so it's not exactly easy to shop for bath towels, especially when you're unsure of how they'll hold up over time.

If you want a super soft, ultra-absorbent towel, look for 100% cotton with dense, plush loops of yarn on the surface. You can also look at fabric weight, which is shown in GSM. Over 600 GSM is considered heavy, so these will typically be the most plush. Lighter towels like waffle weaves or ribs weren't typically as soft in our test.
If you want a towel that's quick-drying and more durable, consider a cotton-poly blend or a lighter fabric with a low pile (short loops). Fluffy loops help the towel feel soft and absorb water, but they can take longer to dry and may show more wear from laundering.

As for the stuff for bath or bedroom, there are also many tpyes except for the towel.

Visit a bed and bath store, and you'll find aisle after aisle devoted to every type of bedding. There are comfortable, soft sheets that make sliding into bed a joy; blankets that warm up chilly winter nights, and many different types of bedding toppers such as Mattress Toppers, Pillows & Pillow Cases and Bathrobe. The last category is where confusion might set in—comforter, duvet cover, quilt, bedspread: What’s the difference, and why should you choose one over the other, anyway? While sheets and blankets are mostly functional, the bedding topper has a more decorative purpose—it sets the pace for your bedroom’s style and feel. So when it's time to give your bedroom a new look, it helps to know which type of topper is the best choice for your space.

Typically, comforters are defined as thick bedding toppers filled with down or a synthetic substitute. Many comforters are sewn-through or quilted to keep the filling in place, but unlike a quilt, a comforter’s stitching is not ornately patterned. The amount and type of fill determine how much warmth a comforter provides. Probably the most popular type of bedding topper in the U.S., you can find comforters in just about any theme, color, style, or design you desire. Cotton, cotton blends, and synthetics are the most common fabrics. Comforters are usually warm enough to use without a blanket underneath. Often, you'll find comforters sold as a set with matching shams.

Without doubt, these toppers are also highly needed in the hotel. Therefore, a lot of similar products specially designed for hotel come into being. Except for the product mentioned above, there are also Hotel Linen and Hotel Fabric.

yt-wire.com

Wed, 08 Dec 2021 15:33:41 +0700

Galvanized wire including
Electro-galvanized Iron Wire and Hot-dip Galvanized Iron Wire is a type of steel wire that's undergone additional protection processes.
Annealed wire is heated to restore ductility, but even that process leaves the metal with a few vulnerabilities. It can suffer from corrosion, scratches and will become much less effective over time. That leads to rust and can undermine the integrity of the wire, resulting in repair and even replacement costs.
Galvanized wire is an additional step. It involves dipping the metal into a bath of molten zinc. When the zinc dries it confers a secondary layer of protection. Zinc is tough and used in the production of galvanized steel more generally. It’s resistant to scratches and, most importantly of all, corrosion. This dramatically increases the longevity of the wire, keeps costs low and ensures continued use.

What are the benefits?
#1 Resistant to corrosion
Corrosion is caused by molecular exchange between metal and air. When metals come into contact with air, they lose some of their positive ions, leading to the formation of rust. Galvanized wire is highly resistant to corrosion. Zinc is renowned for its ability to resist oxygen and moisture and is often used to protect steel in the construction industry. A layer of zinc is frequently added to steel structures that are exposed to the elements. The zinc oxidizes instead of the steel, protecting the metal. Corrosion can be a big problem for wire, especially if it’s being used outdoors, but the layer of zinc confers protection that lasts.
#2 Increased lifespan
Zinc protected steel is renowned for its incredible lifespan, sometimes lasting hundreds of years before the coating needs to be reapplied. The same applies to galvanized wire. Although it can sometimes be harder to come by (since not all manufacturers are equipped to undertake the galvanizing process) and by extension slightly more expensive, galvanized wire pays for itself over time. Its tough exterior equates to a dramatically increased lifespan, so you’ll only have to replace it rarely, if ever.
#3 Scratch resistant
Wire is often exposed to all kinds of rough environments that can lead to scratches, damage and even breakages. Engineers across multiple sectors opt for galvanized wire because of its sheer robustness and ability to withstand all the rigors of long-term use. For example, 10 gauge galvanized wire is exceptionally durable and damage resistant. Depending on how you plan to use the wire, it can save both time and money. It limits breakages, lowers repair costs and means that you won't have to spend extensively on replacement wire.
#4 Lowers inspection cost
Galvanized steel of any kind saves on inspection and often maintenance costs, too. Since the wire is so well protected and robust, it doesn't need the same kind of arduous installation process (not to mention extensive checks) associated with other types of wire. It doesn't require any additional protection (like paints or sprays) or any surface preparation. Galvanized wire is highly economical, both in terms of longevity and decreased maintenance.

There are also other kinds of wires such as PVC Coated Wire and Black Annealed Wire, and other products made by wire like Wire Mesh(Hexagonal Wire Mesh and Welded Wire Mesh). Remember for the wire or wire mesh, it is necessary to equip a Field Fence like Euro Fence and Chain Link Fence.

chn-alu.com

Wed, 08 Dec 2021 15:28:09 +0700

Aluminum (Al), also spelled aluminium, chemical element, a lightweight silvery white metal of main Group 13 (IIIa, or boron group) of the periodic table. Aluminum is the most abundant metallic element in Earth's crust and the most widely used nonferrous metal. Because of its chemical activity, aluminum never occurs in the metallic form in nature, but its compounds are present to a greater or lesser extent in almost all rocks, vegetation, and animals. Aluminum is concentrated in the outer 16 km (10 miles) of Earth's crust, of which it constitutes about 8 percent by weight; it is exceeded in amount only by oxygen and silicon. The name aluminum is derived from the Latin word alumen, used to describe potash alum, or aluminum potassium sulfate, KAl(SO4)2.12H2O.

Aluminum is added in small amounts to certain metals to improve their properties for specific uses, as in aluminum bronzes and most magnesium-base alloys; or, for aluminum-base alloys, moderate amounts of other metals and silicon are added to aluminum. The metal and its alloys are used extensively for aircraft construction, building materials, consumer durables (refrigerators, air conditioners, cooking utensils), electrical conductors, and chemical and food-processing equipment.

Pure aluminum (99.996 percent) is quite soft and weak; commercial aluminum (99 to 99.6 percent pure) with small amounts of silicon and iron is hard and strong. Ductile and highly malleable, aluminum can be drawn into wire or rolled into thin foil. The metal is only about one-third as dense as iron or copper. Though chemically active, aluminum is nevertheless highly corrosion-resistant, because in air a hard, tough oxide film forms on its surface. There are also other aluminum contents like 1050 Aluminum, 1060 Aluminum, 1100 Aluminum, Alloy Aluminum, 2A12 Aluminum, 3003 Aluminum, 5052 Aluminum, 5083 Aluminum, 5754 Aluminum, etc.

Aluminum is an excellent conductor of heat and electricity. Its thermal conductivity is about one-half that of copper; its electrical conductivity, about two-thirds. It crystallizes in the face-centred cubic structure. All natural aluminum is the stable isotope aluminum-27. Metallic aluminum and its oxide and hydroxide are nontoxic.

Aluminum is slowly attacked by most dilute acids and rapidly dissolves in concentrated hydrochloric acid. Concentrated nitric acid, however, can be shipped in aluminum tank cars because it renders the metal passive. Even very pure aluminum is vigorously attacked by alkalies such as sodium and potassium hydroxide to yield hydrogen and the aluminate ion. Because of its great affinity for oxygen, finely divided aluminum, if ignited, will burn in carbon monoxide or carbon dioxide with the formation of aluminum oxide and carbide, but, at temperatures up to red heat, aluminum is inert to sulfur.

Aluminum can be detected in concentrations as low as one part per million by means of emission spectroscopy. Aluminum can be quantitatively analyzed as the oxide (formula Al2O3) or as a derivative of the organic nitrogen compound 8-hydroxyquinoline. The derivative has the molecular formula Al(C9H6ON)3.

a2zcreate.com

Wed, 08 Dec 2021 15:26:20 +0700

Greeting cards are an illustrated message that expresses, either seriously or humorously, affection, good will, gratitude, sympathy, or other sentiments. Greeting cards are usually sent by mail in observance of a special day or event and can be divided into two general classifications: seasonal and everyday. Seasonal cards, also called Holiday Cards, include those for Christmas, Valentine's Day, Mother's Day, Father's Day, Easter, graduation, Halloween, and St. Patrick's Day. Everyday cards include those commemorating birthdays, anniversaries, or births; cards of condolence, congratulations, or friendship; as well as get-well cards, gift cards, bon voyage cards, and thank you cards.

Modern greeting cards are usually of stiff paper or cardboard, but some are made of cloth, leather, celluloid, vellum, metal, or even wood, clay, cork, or other materials. Size is determined by common usage, the availability of suitable envelopes, ease of mailing, and the system of grading according to price and quality. There are also some kind of cards with neoteric design like Laser Card and 3D Greeting Cards. Somenody even use Sticker and Washi Tape to decorate the card. Extreme exceptions include an inscribed grain of rice presented in 1929 as a Christmas greeting to the prince of Wales and a Christmas card sent to Pres. Calvin Coolidge in 1924 that was 21 by 33 inches (53 by 84 cm). The imprinted messages on cards may vary in length from a brief word or two to 100 words or more in prose or verse.

The exchange of illustrated greetings among friends dates from ancient times. In Egypt the new year was celebrated by the exchange of symbolic presents, such as scent bottles and scarabs inscribed au ab nab ("all good luck"). The Romans exchanged strenae, originally branches of laurel or olive, frequently coated with gold leaf. Symbols of seasonal good will, such as a Roman lamp impressed with the figure of Victory surrounded by strenae, were inscribed with Anno novo faustum felix tibi sit ("May the new year be happy and lucky for you"). The acknowledgment of the new year with exchanges of good will continued in Europe through the early days of Christianity.

Speaking of cards, I thought of another paper product that is used most often - Notebook.

We all saw it over and over during the pandemic year: In the face of remote and hybrid learning, students spent hours tethered to iPads and Chromebooks, all day, every day. While such technology thankfully allowed for online learning that would have been inconceivable a decade ago, excessive screen time has been linked to a host of deleterious effects.

Students using devices to take notes are often bombarded with updates, messages, and notifications, plus they’re distracted by the ever-present temptation to search the web. Authentic learning, however, requires concentration and deep, uninterrupted immersion in a topic.

In a bid to reclaim some balance between digital and analog learning, Many students are required to use paper notebooks this coming year. Paper notebooks can help draw young people's attention away from screens, and they offer several educational benefits.

Using a notebook compels students to become more deliberate in the organization and presentation of their notes. Plenty of apps provide ways to create and manage notes, but I’ve found that using notebooks places more responsibility on the students to find, adapt, and stick to a method that works best for them. And there is always a tpyes of notebook to fit your love of using habit. For example there are PU Notebook and Spiral Notebook. If that is not enough, it is very normal to add some Sticky Notes on the notebook as a additonal content.

Bear trap là gì và nó hoạt động như thế nào?

Thu, 30 Sep 2021 15:29:19 +0700

Bạn đã bao giờ bị cúi đầu bởi một sự đảo ngược xu hướng bất ngờ - thị trường báo hiệu một xu hướng giảm ban đầu chỉ để chuyển đổi và tăng trở lại? Loại tình huống này được gọi là bear trap.
Bear trap là một thuật ngữ thông tục được sử dụng để chỉ sự khởi đầu của một đợt suy thoái có thể xảy ra trên thị trường. Thị trường bắt đầu tăng trưởng ổn định sau một thời gian ngắn tạm dừng. Beartrap có thể xảy ra ở bất kỳ thị trường ở sàn forex uy tín nào, cổ phiếu, chỉ số hoặc các công cụ tài chính khác.
Tác động của bẫy gấu có thể khác nhau, nhưng có một điều cố định, bẫy là lừa đảo
Tại sao nó được gọi là beartrap?
Trên thị trường, tăng và giảm là hai thuật ngữ được sử dụng để mô tả hai tâm lý thị trường trái ngược nhau. Khi thị trường đang tăng với lực mua chiếm ưu thế, nó được gọi là xu hướng tăng. Ngược lại với nó là tình trạng giảm giá, khi thị trường giảm, chủ yếu là do lực bán ra.
Hầu hết các nhà giao dịch sẽ nghiêng về phía này hoặc phía bên kia của quang phổ, và do đó, bạn có các nhà giao dịch giao dịch trong cả thị trường tăng và giảm. Một nhà giao dịch theo xu hướng giảm giá sẽ tìm kiếm các mẫu giá biểu thị xu hướng giảm để họ có thể bán khống và thoát khỏi giao dịch để đảm bảo lợi nhuận.
Bẫy giảm là một điều kiện xảy ra trong một xu hướng tăng; nó dừng đột ngột. Một nhà giao dịch theo xu hướng giảm giá có thể coi tình huống này là một sự khởi đầu có thể xảy ra của một xu hướng giảm và tham gia vào việc bán khống.
Xác định bear trap trong biểu đồ khá đơn giản. Nó xảy ra gần với đường hỗ trợ. Có một xu hướng giảm đi kèm với giao dịch khối lượng lớn. Một cái bẫy được xác nhận khi xu hướng dự trữ trong năm thân nến, hình thành phía trên đường hỗ trợ và xu hướng nhanh chóng vượt qua mức kháng cự.

Bear trap hoạt động như thế nào?
Bẫy giảm khiến các nhà giao dịch nghĩ rằng có một xu hướng giảm, với sự sụt giảm giá của công cụ tài chính. Nhưng giá trị của tài sản vẫn không đổi, hoặc tệ nhất là phục hồi, trong trường hợp đó bạn sẽ buộc phải chịu lỗ.
Một nhà giao dịch tăng giá có thể mua một vị thế bán khi giá tài sản giảm, trong khi một nhà giao dịch giảm giá có thể mua lại khi giá giảm xuống một mức nhất định. Nhưng trong bẫy giảm, sự đảo ngược xu hướng xảy ra theo hướng ngược lại.
Trading bear trap
Các trader thường sử dụng bẫy gấu để bán khống hoặc bán khống. Bán khống là một quá trình bán cao và mua cùng một tài sản khi giá đang giảm để tạo ra lợi nhuận từ giao dịch. Trong giao dịch bẫy gấu, bạn có thể bán khống theo một số cách như vay ký quỹ cổ phiếu từ nhà môi giới. Bạn bán cổ phiếu với giá hiện tại khi bạn kỳ vọng thị trường giảm để mua lại với giá thấp hơn để trả lại cho nhà môi giới.
Khi giá tăng, thay vì giảm, bạn sẽ phải trả nhiều hơn cho cổ phiếu trong khi mua lại để duy trì lợi nhuận của mình. Vì vậy, khi bẫy gấu xảy ra, rủi ro do nhà giao dịch gấu giả định sẽ cao hơn nhiều lần so với các nhà giao dịch tăng giá.
Sự điều chỉnh lại
- Bear trap là một mô hình đảo ngược xu hướng sai và nó có thể xảy ra ở tất cả các loại thị trường
- Nó đánh lừa các nhà giao dịch mở vị thế bán khống sau đó mất giá
- Bẫy giảm là một điều thường xảy ra trên thị trường cổ phiếu, trái phiếu, hợp đồng tương lai và tiền tệ
- Rủi ro giao dịch sẽ gia tăng nhiều hơn đối với các nhà giao dịch ngắn hạn trong bẫy giảm giá so với các nhà giao dịch tăng giá nếu họ hiểu sai xu hướng
- Bạn có thể sử dụng các biểu đồ kỹ thuật để xác định trước bẫy gấu
Kết luận
Bear trap là một điều bạn không thể tránh khỏi. Nếu bạn chưa có kinh nghiệm, bạn có thể khó phát hiện trước nhưng với kinh nghiệm và sự trợ giúp của các chỉ báo, bạn sẽ học được cách xác định một bear trap. Nếu bạn gặp phải một xu hướng giảm đột ngột và không biết phải phản ứng như thế nào, hãy nhớ đến lệnh cắt lỗ.