Asia bulk-handling cargo commercial-terminal complex distance docking-facilities facilities foliage fuel fuel-distribution fuel-storage handling-equipment harbor harbour Haze hazy industrial-terminal Jetty loading marine maritime modern port port-service roofing roofs rooves ship shipping Singapore storage storage-tanks tanks transport transportation trees amperage blue business cable circuit construction current danger distribution electric electrical electricity energy equipment facility factory flowers generation generator global high industrial industry infrastructure insulator line metal plant power production sign sky station steel structure substation supply system technology tower transformer transmission utility voltage volts warning wire