Aqua Regia

Aqua Regia Aqua Regia translates from the Latin as “royal water.” It is a combination of hydrochloric acid and nitric acids that dissolve gold and platinum. Mixed in different concentrations, these acids can be used to determine the...
Blow Pipe

Blow Pipe

Blow Pipe  A blow pipe is a simple device consisting of a simple to complex tube. Air is forced through the tube by means of the lungs to forcefully add oxygen to a flame, increasing its heat. The flame could be produced by a simple oil lamp or gas-fed flame. This...

Carborundum

Carborundum Carborundum is another name for silicon carbide made from a combination of carbon and sand that is heated in a special furnace. Used in numerous applications such as in making sandpaper, as an abrasive for grinding, and as...
Chasing

Chasing

Chasing Chasing is a process whereby the front surface of a metal object is decorated by indenting the metal without cutting or engraving the surface. The metal is usually secured in pitch poured into a bowl. A hammer is used to strike a punch-like tool, referred to...
Drawplate

Drawplate

Drawplate A drawplate is a sheet of metal with graduated holes through which wire is pulled to reduce its circumference and causing it to be strengthened. Drawplates can also be made of wood or plastic. These wood and plastic drawplates are generally used for drawing...