Show Ji Cold from Electricity t The direct production of cold from electricity is a problem that electrical f s 's engineers are considering Something may nay be done by connecting a motor to toan an air compressor and expanding the compressed dr air ir Into a cold storage i chamber but this is costly and r. 1 brous brows We may expect the electro electro- i. i chem chemist st to refrigerate by energy from the electric supply mains through rt some su such h direct method as a reversed battery abstracting heat from the air lr k |