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How to Make a DIY Hydrometer

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How to Make a DIY Hydrometer

101,859 views April 9, 2020 5:38

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ChannelBillion Oyster Project

Description from the creator

A hydrometer is an instrument used for measuring the relative density of liquids based on the concept of buoyancy.

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 advisory is suggested for use of any object able to start an open flame. Please use caution.

About this tutorial

Billion Oyster Project published this 5:38 video tutorial on April 9, 2020. It has been watched 101,859 times on YouTube.

Duration
5:38
Published
April 9, 2020
Views
101,859
Likes
1,148

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