Refrigerators and air conditioners use a substance know as

Refrigeration and air-conditioning end-uses typically use a refrigerant in a vapor compression cycle to cool and/or dehumidify a substance or space, like a refrigerator cabinet, room, office building, or warehouse.

Refrigeration and air-conditioning end-uses typically use a refrigerant in a vapor compression cycle to cool and/or dehumidify a substance or space, like a refrigerator cabinet, room, office building, or warehouse.

answer; how far out of place which the object finished relative to the starting location;

b. a lightning bug, plug of grass, and a worm