safety tube (English, noun)
expansion: safety tube (plural safety tubes)
Senses:
topics: chemistry
natural-sciences
physical-sciences
glosses: A tube to prevent explosion, or to control delivery of gases by an automatic valvular connection with the outer air; especially, a bent funnel tube with bulbs for adding those reagents which produce unpleasant fumes or violent effervescence.
Forms:
form: safety tubes
tags: plural