A mains electricity (AC-powered) device heated by electrical currents passing through a heating block containing simple resistors (usually coils of nickel-chromium wire) for the purpose of growing microorganisms and cells that require oxygen (O2) for growth...
An electrically-powered, hand-held device intended to be used to cut gutta percha pins inserted into the root canal of a tooth. It is typically a hand-held device with a thermoelectric wire (e.g., nickel-chromium alloy) at the distal end which delivers heat...