The largest domestic sources for carbon dioxide are food fermentation sites, large oil refineries, and chemical complexes. In England, the brewery industry sells its carbon dioxide vent for industrial uses. Cryogenic Exposure is a risk. The stream is cold, -80C. Exposure of the stream to your skin will freeze it. We have tested short exposures here and found no problems.
Exposure is like liquid nitrogen exposure.
The user will be instantly aware of exposure and will withdraw hand. Please wear safety glasses when using the equipment. And follow all safety rules for using compressed gases. See your safety officer or call if you have questions. Oxygen Depletion and Carbon Dioxide Expsoure.