Absolutely, they can start fires. It would be extremely unlikely of catching larger items on fire without a flammable or combustible object being nearby or being started as well.
However, it is not suggested you light anything flammable or combustible on fire. You should not start any sort of fires like this unless you are in an emergency situation and it is the only way to start a fire when it is absolutely needed.
Yes, it is possible.
About 50,000.
I called the fire department today and they said it should not start a fire and should be fine.
to start a fire you must have 3 things oxygen heat and fuel.
Yes
Possible
Yes, it is possible.
Yes, it is possible to fashion ice into a lens that is capable of sparking a fire from sunlight in dry tinder.
Tazer Jack Marks (1996 July 18) One Of the best artists in the world. "I can not be found on the net unless you have seen me" - Tazer
No
in a way, oxygen is one of the raw material in a way to start a fire. Without oxygen, it is not possible to start a fire.
Yes, the easiest way is to have someone start cooking on a stove. Then cancel the action and just wait for it to catch on fire.
tazer
The Tazer
no!
As a noun: The policeman gave the drunk a zap with a tazer. As a verb: The policeman zapped the drunk with a tazer
About 50,000.