When heated or rubbed it emits a peculiar disagreeable odour.
She uses a sonar system that emits sound waves.
At the summit are two deep craters, the southern of which emits steam.
By sublimation in a current of hydrogen it can be crystallized in the form of regular octahedra; it is slightly harder than tin, but is softer than zinc, and like tin, emits a crackling sound when bent.
A warm mist humidifier boils the water and emits a stream of steam into the air.