What happens when we light a candle? All candle waxes are essentially hydrocarbons, that means they are mostly composed of hydrogen (H) and carbon (C) atoms. When we light a candle, the heat of the flame melts the wax near the candle wick. This liquid wax is then drawn up the wick by capillary action. The temperature of the flame vaporises the melted wax (turns it into a h...
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