Time: 04:23CZ - industry - Pražská plynárenská - gas - pipes - fire - everlasting flame - sculpture - desk client
Time: 10:44CZ - technology - Vaillant - boiler - gas - flame - fire - heating - thermostat - home
Time: 07:33CZ - technology - Vaillant - boiler - gas - flame - fire - heating - radiator - family house