business balance sheet power engineering 29 chemical industry 28 gasworks industry 18 metallurgy 13 petrochemistry 12 enterprise 8 more ... telecommunications 8 cars 7 alluminium 7 natural gas 7 mines (mining) 6 diesel engines 6 industrial power stations 6 mining engineering 6 coal 6 production 6 agriculture 6 celluloses 5 wiring materials 5 enzymes 5 rubber industry 5 cables 5 paper production 5 tyres 5 crude oil 5 mechanical engineering 5 textile fibres 5 petrol 4 cooling mechanisms 4 less ...