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Emery, or corundite, is a dark granular rock used to make an abrasive powder. The rock largely consists of corundum (aluminium oxide), mixed with other minerals. Industrial emery may contain a variety of other minerals and synthetic compounds. Crushed or naturally eroded emery (known as black sand) is used as an abrasive. Turkey and Greece are ...
320 grit emery cloth. Emery cloth is a type of coated abrasive that has emery glued to a cloth backing. It is used for hand metalworking. It may be sold in sheets or in narrow rolls, typically 25 or 50 mm wide, often described as "emery tape". The cloth backing makes emery cloth stronger in tension than paper, but still allows a sheet to be ...
Emery (band), a post-hardcore band from Rock Hill, South Carolina; Emery (name), people with the given or surname; Emery (rock), dark granular rock used to make an abrasive powder Emery board, a type of nail file coated with emery Emery ball, the use of an emery board to alter a sports ball; Emery cloth, an abrasive cloth coated in emery particles
The most common materials used for polishing wheels are wood, leather, canvas, cotton cloth, plastic, felt, paper, sheepskin, impregnated rubber, canvas composition, and wool; leather and canvas are the most common. Wooden wheels have emery or other abrasives glued onto them and are used to polish flat surfaces and maintain good edges.
As with all solder joints, all parts to be joined must be clean and oxide free. Internal and external wire brushes are available for the common pipe and fitting sizes; emery cloth and wire-wool are frequently used as well, although metal wool products are discouraged, as they can contain oil, which would contaminate the joint.
Several of the CPK colors refer mnemonically to colors of the pure elements or notable compound. For example, hydrogen is a colorless gas, carbon as charcoal, graphite or coke is black, sulfur powder is yellow, chlorine is a greenish gas, bromine is a dark red liquid, iodine in ether is violet, amorphous phosphorus is red, rust is dark orange-red, etc.
It can be assumed that the animal skins were used for clothing throughout the human history, although in the ways that are primitive when compared to the modern processing, the earliest known samples come from Ötzi the Iceman (late 4th millennium BC) with his goatskin clothes made from leather strips put together using sinews, bearskin hat, and shoes using the deerskin for the uppers and ...
Cheesecloth is a loosewoven cotton cloth, such as is used in pressing cheese curds. Chiffon Chiffon is a sheer fabric made of silk or rayon. Chino cloth Chino cloth is a kind of twill fabric, usually made primarily from cotton. Chintz Chintz is calico cloth printed with flowers and other devices in different colors. It was originally of Eastern ...