Why Do You Use a Glass Rod When Pouring Liquid?

By Staff WriterLast Updated Apr 7, 2020 5:05:28 AM ET
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Ed Uthman/CC-BY-2.0

Glass rods are used when pouring liquids in order to avoid spills. When a glass rod is laid against the pouring edge of a beaker, it causes the liquid inside to flow along the rod and down into the receiving vessel instead of splashing over the lip.

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