How exactly do inhalers work? - Anna Rothschild

Smoke is the visible grey, white, or black gas and suspended particles produced by burning material. It also refers to the act of inhaling and exhaling the fumes of burning tobacco or other substances.

The two organs inside your chest that you use for breathing. They allow your body to take in oxygen from the air and get rid of carbon dioxide.

To save someone or something from a dangerous, harmful, or difficult situation. It can also refer to the act of saving someone or the person or group that performs the saving.

Named or identified by a specific name or title. It is also the past tense and past participle of 'call,' meaning to speak loudly, summon, or contact someone by telephone.