mechanical weathering chips 500 down must from a larger part into smaller battery by mechanical yeast
fog_machine is mechanical_device. quartz_battery is stamp_mill. battery is man_made_thing. fireboard is firestick. seeder is mechanical_device. weathervane is mechanical_device. weather_vane is mechanical_device. winder is mechanical_device. battery is stamp_mill. arming_yeast is yeast.