Where would we be without the humble rake? Leaves and garden debris would go ungathered and soil would remain lumpy and difficult to sow in — all in all, garden chores would be a l...

The acronym “USB” is short for the term Universal Serial Bus, a hardware interface that was developed so that peripheral devices like computer mice, keyboards, printers, digital ca...

When using a tube amplifier, you should always connect it to a speaker cabinet before turning it on – or a loadbox. The speaker cabinet (2, 4, 8 or 16 Ohms) must always be connecte...

A clean room is a controlled environment where pollutants like dust, airborne microbes, and aerosol particles are filtered out in order to provide the cleanest area possible. Most...

The sand mill machine is currently the most widely adaptable, most advanced, and most efficient grinding equipment. The grinding cavity is the narrowest, the gap between the levers...

How to Use a Step Drill Bit? When I first came across step drill bits I was actually quite confused about their use. Once I started looking into their uses I was really excited to...

Paper bags have been part of trade and commerce for more than centuries. Traditionally cloth and jute bags were used to pack goods in larger quantities during its transfer from man...

Cemented carbides have been widely applied in cutting tools and wear-resistant components due to their ultrahigh hardness and good wear resistance. However, the disadvantages of li...

  The polo shirt is a true men’s style staple. Yet despite its ubiquity in the male wardrobe, it’s not a garment that typically comes in for much affection or enthusiasm. After spe...

You can use palm stones for many purposes, including relaxation, energy boost, protection, and meditation. Holding a palm stone in your hand creates a strong connection between the...

Probably because the first producer was the American company called Micro Switch. And as these products were very popular, the name micro switch became a generic trademark for all...

Cosmetics are not a modern invention. Humans have used various substances to alter their appearance or accentuate their features for at least 10,000 years, and possibly a lot longe...

Precision Investment Casting, also referred to as lost wax casting, is a process in which metals are casted into different shapes using wax and ceramics to act as the mould for the...

Metering pumps, also called dosing pumps, are pumps that are designed to dispense specific amounts of fluid and measured flow control. They use expanding and contracting chambers t...

The sand timer hourglass is sometimes referred to as a sand clock or a sandglass. Like other timepieces, it needs to be carefully calibrated. The hourglass maker must test the inst...

There are many criteria to consider when selecting a high temperature grease for hot, grease-lubricated equipment. The selection must include consideration of oil type and viscosit...

Looking for a new way to resupply ground troops, the US Air Force Research Laboratory (AFRL) has ordered 15 cargo glider drone/runway drone from Silent Arrow, a company of Yates El...

In addition to size, changes to the particle shape were also investigated. The combination of the two datasets provides insight into the attrition mechanisms within the unit proces...

Aluminum-clad wood windows in general will cost you more than uPVC windows. You have to decide whether or not you are ready to go for this extra investment. Aluminum clad wood wind...

Float Concept This concept of allowing components to move or float flies in the face of the mold builder teachings. It is a concept that is foreign to their experience and teaching...