The cutting of metals by means of a plasma arc that produces a high-temperature stream of ionised gas capable of cutting metal. Hand-held torches usually use compressed air as the gas but mixtures of argon and either hydrogen or nitrogen may occasionally be used.

The cutting and shaping of compliant and resistant materials using machines controlled by a computer (CNC machines). Cutting / soluble oil is often used when metals are being shaped.

The following document is a list of the documents and other materials you will find on the D&T website.

This is the PDF version of Futureminds, the digital version holds the same articles, but also has some video and other additional materials.