the student connects the wire wrapping an iron nail to a battery
nailing is not connecting_together_rigidly. ironing_board is not mechanical_device. nailing is connecting_together_rigidly. clothing_iron is not wrinkle_removing_device. lock_knife is not folding_knife. lock_knife is folding_knife. clothing_iron is wrinkle_removing_device. ironing_board is mechanical_device. quartz_battery is stamp_mill. quartz_battery is not stamp_mill.