One of the mysteries of the English language finally explained.
An acid or corrosive chemical used in etching; a mordant.
- ‘The following table lists the most commonly used etchants.’
- ‘It can also be cured at relatively low temperatures, is chemically compatible with organic semiconductors and can be used with the microprinting etchants.’
- ‘Etchants are commonly employed in the manufacture of resistor boards where films of gold, nickel, or chromium are to be etched.’
Top tips for CV writingRead more
In this article we explore how to impress employers with a spot-on CV.