A ‘breath test’ used by traffic police to check drunken d... — Answer & Explanation | PrepBeePakistan

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MEDIUMENGLISHEveryday Science

A ‘breath test’ used by traffic police to check drunken driving uses ____?

Correct answer: D

Explanation

The breath test uses potassium dichromate and sulfuric acid to react with alcohol in the breath.

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