heating is when zero tectonic spoon travels under another tectonic spoon
moon's_poles has frost earth has tectonic_plates archimedes_screw is positive_displacement_pump. archimedes_screw is not positive_displacement_pump. tectonic_plate is not stone. heating_food is not heating. earth has not tectonic_plates moon's_poles has not frost space has zero_pressure tectonic_plate is stone.