What is flash?

flash to pass

Glossary “flash to pass” Definition:
Steering column mounted dimmer switch having an additional feature that illuminates the high-beam headlights even with the headlight switch in the OFF or PARK position.

flash gas

Glossary “flash gas” Definition:
Gas resulting from the instantaneous evaporation of refrigerant in a pressure-reducing device, such as an expansion valve.

flash point

Glossary “flash point” Definition:
Lowest temperature at which a flammable liquid produces sufficient vapor to flash near its surface, but without continuing to burn. Provides an indication of how flammable a substance is.

flash

Glossary “flash” Definition:
1). Material that is expelled from a flash weld prior to the upset portion of the welding cycle. 2). Excess material found along the parting edges of a cast or forged part. 3). Condition that occurs when the first coat of paint appears to be dull, prior to final drying.