Quote:
Originally Posted by cj45lc
Hey Curtis pardon my ignorance but what does that opacity measure? Is it unburnt hydrocarbons maybe? I'm just curious...lol I know when I lived in Colo I always thought it was getting to be a Calif East with all the BS
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Opacity testing here is just a measure of a beam of light passing through smoke. The higher the percentage, the more light is being blocked off.