oxygen
oxygen
Smoke detectors detect smoke by not detecting it. They sense not the smoke, but the oxygen levels surrounding it. when the oxygen levels drop, or when smoke replaces the oxygen, the alarm goes off.
The smoke will go through the tube and who ever has the oxygen will be breathing smoke. Also, the oxygen is highly flammable.
Yes.
Oxygen.
no
The lack of oxygen for pure cunsumption of the fuel. If the fire has enough oxygen for the amount of whatever you are burning, no smoke.
Oxygen is consumed and polluted by burning of cigarettes.
Anywhere with oxygen, really.
Service or replace the engine. A vehicle does not emit much smoke if it is in good condition and running properly.
Smoke is not a change but a complex mixture; producing smoke is a chemical process.