ENE

Magnesium chloride; saltpeter; nitrates; salts for industrial purposes; salts [chemical preparations]; sodium salts [chemical compounds]; salts of alkaline metals; diphenyl; benzene derivatives; diphenyl oxide

Electrical energy; electricity

Electromechanical machines for chemical industry; steam engine boilers; fertilizer manufacturing machines; condensing tower; oil filtering towers; steam condensers [parts of machines]

Air-conditioning installations; air-conditioning apparatus; air heaters; water heaters; water purifying apparatus and machines; solar water heaters