smoke
The German word 'Rauch' is used to describe the visible vapor or gas that is emitted by burning substances. It is a noun and can be used in various contexts such as 'dense Rauch' (dense smoke) or 'Rauch aus dem Schornstein' (smoke from the chimney).
The smoke is coming out of the chimney.
This sentence describes a situation in which smoke is observed exiting a chimney. The word 'Rauch' here refers to the visible collection of airborne solid and liquid particles and gases emitted when a material undergoes combustion or pyrolysis.
Be careful, the smoke could irritate your eyes.
This sentence is a warning about the potential negative effects of smoke (Rauch) on eyes. It implies that there is smoke in the vicinity and that it poses a risk of causing eye irritation.
The room is full of smoke.
This sentence describes a room filled with smoke (Rauch). It could imply several situations such as a fire in the room, someone smoking heavily, or an excessive use of smoke machine among others.