Time: 09:25CZ - cogeneration - industry - gas - electricity - source - generator - motor - drying room
Time: 08:36CZ - industry - energetics - distribution point - measuring car - electricity pylon - cabel
Time: 02:58Belgium - Antwerp - energetics - electricity - power station - wind - atom - oil - refinery - 4K
Time: 02:02CZ - education - school - secondary - apprentice - electricity - parts - welder
Time: 08:44CZ - Nymburk - technology - photo voltaic - solar panel - battery - electricity