Try using some kind of smelling sticks or a perfume.
Smoke.
With an ozone generator
It would depend on what is burning.
dont smell the smoke
If awake you can see the smoke and smell the burning odor. If asleep you rely on your nose and if smoke is inhaled your cough warns you of fire.
Fire escapes, smoke alarms, sprinkler systems. If you are in a hotel and you smell a lot of smoke or see a fire, don't call the hotel desk. That kills time. Call the fire department.
There would have been a strong smell of burning, smoke and dust.
Your senses don't sleep. This is why people can wake up if there is smoke from a house fire.
You sometimes smell smoke from a fireplace inside the house when it is humid and damp outside.
A plant does not have the facility to sense any of such things .
Smell can alert you to dangers in the dark or well before you can see them. For example, the smell of smoke warns you of fire even if you can't see it or hear it crackling.
"Fire Dogs" are more commonly known as arson dogs, their main purpose is after a fire, to try and detect (Sniff) for any acellerants (something that may have been used to start a fire).