Meaning of deflagrating spoon | Babel Free

Definitions

A long-handled spoon with a cover, lowered into a glass vessel filled with a gas to demonstrate deflagration.

Examples

“A piece of metal (sodium) of the size of a pea is placed in a deflagrating spoon, and heated in the blowpipe-flame to redness. Suddenly immersed into a jar containing half a pint of chlorine-gas, it burns with a bright yellow flame to chloride of sodium.”

“Take⟳ a deflagrating spoon. This is a little brass ladle, attached to the end⟳ of an iron⟳ wire. It is very commonly used for burning things in gases, for which purpose it is best to push⟳ the wire through a flat bung, protected on the lower side by a piece of tin-plate, which may prevent⟳ the gas from passing out of the bottle.”

CEFR level