firing in cold hearth

cold air in late autumn

cold air in the Southern Hemisphere

out-burst of cold air in upper troposphere

firing in hot air

firing in hot hearth

Firing in shooting range

once-firing in low temperature

over firing air

Absorbed Dose in Air

Air in a car

air in soil

air in the core

air in the factory

Air in the submarine cabin

air in the tunnel

Air in the workplace

Air in the workplaces

Air in the workshops