Wiktionary
reaction vessel
n. (context chemistry English) Any vessel used to contain the reactants taking part in a reaction.
Usage examples of "reaction vessel".
The reaction vessel would store and compress the gas until the pressure reached one million kilopascals, then force the neutral gas into the silo.
The reaction vessel is initially transparent: the precursor gases are entirely invisible.
He pointed to the narrow flowpipe between the antimatter reaction vessel and the Schofield converters.