Drag the words or phrases Flammable = combustible = easily set on fire. handling of fire flammable substances careless storage open flame with matches building fires pyrotechnics poplar fluff A fire can occur due to careless, for example: 1) heating of on the stove; 2) of combustible substances; 3) the use of for lighting. Pranks of children can also cause a fire, for example: 1) games; 2) in the wrong places; 3) violation of safety rules when using; 4) playing with fire and in the summer.