volatile substance

Translations
летучее вещество
Handle the volatile substance with care to avoid accidents.
Обращайтесь с летучим веществом осторожно, чтобы избежать несчастных случаев.
Definitions
A volatile substance is a chemical compound that easily vaporizes at relatively low temperatures, meaning it can transition from a liquid or solid state to a gas. These substances often have high vapor pressures and can be found in various forms, including gases, liquids, or solids that release vapors into the air.
Words
volatile

adjective
летучий
substance

noun
вещество