The exhaust stream from a running engine can be tested using an infrared exhaust analyzer.

Name: The exhaust stream from a running engine can be tested using an infrared exhaust analyzer.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

An infrared exhaust analyzer can be used to measure the concentrations of various gases in an engine's exhaust stream, such as carbon monoxide, carbon dioxide, hydrocarbons, and nitrous oxides, by detecting the specific wavelengths of infrared light absorbed by these gases.

The Exhaust Stream from a Running Engine Can Be Tested