image tag: fuel gases, image quantity: 7

2592x1936px

gas meter, old, damaged, flow meter, measure, volume, fuel gases
4000x2664px

landscape, technology, energy, eneergiewirtschaft, power poles, reinforce, power supply
4000x3000px

industry, power plant, smoke, exhaust gases, pollution, chimney, environmental protection
3648x2736px

industry, factory, metallurgical plant, ruhr area, duisburg, industrial plant, chimney
3000x4000px

industry, smoke, chimney, pollution, exhaust gases, industrial plant, environmental protection
5460x3900px

industry, ruhr area, smoke, exhaust gases, environment, pollution, work
6144x4096px

industry, ruhr area, smoke, exhaust gases, environment, pollution, work