アクティビティ

A Brief History of Electrical Muscle Stimulation in Modern Sport

Without getting into any unnecessary background on electrotherapy (such as a retelling of the way the ancient civilizations used electric fish or citing references to Volta and Galvani), it’s valuable to know how e-stim or EMS has been part of sport in the last few d…[ 続きを読む ]

PVPP is a synthetic, high-molecular-weight clarifying agent made up of cross-linked monomer of polyvinylpyrrolidone. PVPP has long been used in the beverage industry as a polyphenol adsorbent. Although, it has been called as a “protein-like” fining agent, insoluble PVPP interacts with only few reactive groups. Hence, PVPP is used for bin…[ 続きを読む ]

In this age, our cellphones contain our entire lives in it, be it a photographer’s photographs, to an entrepreneur’s documents. When you are on the go at most times, it’s virtually impossible to find wall outlets everywhere to charge your phone if the battery drains. A conventional power bank prevents you from running into a crisis when your…[ 続きを読む ]

With the accelerated pace of human life, disposable tableware has gradually entered the fast food business. Since the first use of disposable tableware in China in 1984, foamed plastic tableware with polystyrene (eps) as the main raw material has spread all over the country and entered people's daily life, forming a huge consumer market.…[ 続きを読む ]

We need a variety of boxes when we’re relocating for ease of transportation and protection of our belongings. These moving boxes are meant to be temporary and are commonly made from cardboard.

Cardboard moving boxes should be used for their primary objective – moving. But it’s not unusual to store items long term in these inexp…[ 続きを読む ]

Equipment plays a vital role in the productivity and effectiveness in an industry. One of the most necessary tools is toggle clamp. When you start using one, you’ll realize how beneficial it is. It will give you advantages that are worth the cost. Not only can it keep a workpiece in place, but it can also help control over your piece.

O…[ 続きを読む ]

The basic idea of a car is pretty simple — turn wheels to pull you down the road. But, as illustrated by the hundreds of individual parts for sale at your local Pep Boys, AutoZone or Napa Auto Parts, it actually takes a lot of machinery to make cars work.

If you're trying to figure out what all the parts in your car do, HowStuffWorks A…[ 続きを読む ]

Often you get some unpleasant smells once you come back to your home after a long time. This is generally due to inadequate air passage. You might not be able to stay in such an environment where there are unpleasant smells.

There can be any other reasons due to which you can get bad smell in your surrounding environment. The best way…[ 続きを読む ]

Such was the case for Sturges DesignWorks, a company in Portland, Ore., that provides automation and design engineering solutions in a variety of industries, including medical products, electronics, fixturing and tooling, and research and development. The company was working with a client who needed a special machine built that required…[ 続きを読む ]

If you’re old enough to remember 1990, that’s the year MC Hammer released his signature, Grammy-nominated song “U Can’t Touch This.” Hammer may have looked great rapping in parachute pants but he wasn’t that great at prognosticating. Within 15 years people were indeed touching it . . . and they were about to touch it a whole lot more after…[ 続きを読む ]

Drug resistance – the problem

Drug resistance is among the greatest threats to worldwide health. If bacterial infections could be sensed early enough to treat them before they take a hold on the patient, it would help avoid serious infections. And if the bacteria resist the antibiotic, being able to detect this would be crucial in s…[ 続きを読む ]

Engine

The heart and soul of your vehicle is the internal combustion engine. The engine block features parts such as the timing chain, camshaft, crankshaft, spark plugs, cylinder heads, valves and pistons.

Battery

The battery delivers the electricity needed to run your vehicle’s electrical components. Without a b…[ 続きを読む ]

Is a Bamboo Toothbrush Right for You?

As more and more people reconsider plastic products, bamboo toothbrush isbecoming a popular alternative to the plastic kind. We produce more than 359 million metric tons of plastic every year, and a lot of it ends up in landfills. Plastic isn't designed to…[ 続きを読む ]

Polypropylene as a Promising Plastic: A Review

Darrell Griffin hates to fly, so it was with no small degree of trepidation that he faced a flight from Los Angeles to New York a couple of years ago. Desperate for a distraction, Griffin, a film producer at the time, turned to his business partner for help. "To take my mind off the flight,…[ 続きを読む ]

Types of Hourglass

Before the invention of mechanical clocks, timepieces used the sun's motion or simple measurement devices to track time. The sundial may be the best known ancient keeper of time, and it is still manufactured as a popular garden accessory—but for its visual interest, not for practical time measurement. Stonehenge, t…[ 続きを読む ]

Ball Valve – How They Work

A ball valve is a shut off valve that controls the flow of a liquid or gas by means of a rotary ball having a bore. By rotating the ball a quarter turn (90 degrees) around its axis, the medium can flow through or is blocked. They are characterized by a long service life and provide a reliable sealing over the…[ 続きを読む ]