Of course, wood and gasoline You should not spontaneously catch on fire just as they're surrounded by oxygen. For the combustion reaction to occur, You should heat the fuel to its ignition temperature. Most widespread among the prehistoric and later on primitive peoples is the friction strategy of manufacturing fire. https://fire-rated-ductworth-insu01222.iyublog.com/35530124/the-car-park-extract-systems-diaries