Dangers of electricity

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  • čas přidán 10. 03. 2023
  • Dangers of electricity - Direct injurers - indirect injurers - Electric fires - Electric shock - Electric burns - Electric circuits - Electric Connections - Series connection - Parallel connections - Thomas Alpha Edison - Discovering electricity - Natural sources of light - Artificial sources of light - electric bulb - florescent lamps - Types of Bases of Lamps - Argon gas - Mercuric vapor - Phosphoric materials - Copper and lead wires - Tungsten filament

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