A breath test used by traffic police to check drunken driving uses: – McqOptions

MCQOPTIONS

1.	A breath test used by traffic police to check drunken driving uses:
A.	potassium dichromate-sulphuric acid
B.	potassium perma-nganatesulphuric acid
C.	turmeric on filter paper
D.	silica gel coated with silver nitrate
Answer» B. potassium perma-nganatesulphuric acid

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