Question

How can you make your own hydrometer. Explain in steps
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Answer 1

Answer:

Materials Needed to Build a DIY Hydrometer: - 1 plastic straw - 1 permanent marker - 1 pair of scissors - 1 lighter OR matches* - 1 measuring tape OR ruler - 1 water glass (the thinner and taller the better) - 1 candle - table salt - metal nails (or other metal objects thin enough to fit into a straw) *NOTE: Parental ...