blue

background

circle

macro

closeup

energy

light

natural

warm

kitchen

black

power

dark

oval

explosion

industry

domestic

hot

oven

burn

fire

flame

glow

glowing

heat

conservation

fuel

safety

flare

utility

gas

appliance

blaze

flammable

flaming

burner

save

stove

butane

methane

ignite

gas stove

inflammation

marsh gas

natural gas

blow out

blow up