steam bath

The latter is saturated on a steam bath, cooled to 20, filtered and diluted with an equal volume of water before it is used.

Evaporate the other half to dryness and moisten with a solution of boric acid and dry on a steam bath.

Fausta was suffocated in a steam bath, though she had been his wife for twenty years and mother of three of his sons.

Place the flask on the steam bath for 15 minutes, adding hydrogen peroxid in 0.5-cc.

Evaporate slowly on the steam bath with frequent stirring to a dry, powdery mass.