1. Asked: June 4, 2021In:

    Thermal expansion

    Cypgodia82
    Cypgodia82 Begginer

    Deep a cotton wool in methylated spirit, then wipe the bulb gently with the cotton wool soaked in methylated spirit.

    Deep a cotton wool in methylated spirit, then wipe the bulb gently with the cotton wool soaked in methylated spirit.

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