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Ll <br />CRYOGENIC GASES <br />Substances covered: <br />• Carbon Dioxide <br />• Nitrous Oxide <br />• Liquid Nitrogen <br />Health hazards: <br />• Contact with liquid can produce frostbite <br />• Asphyxiation — displaces oxygen <br />• Anesthetic effects (nitrous oxide) <br />Physical Hazards: <br />• Release can create an oxygen deficient atmosphere <br />Equipment Needed: <br />Personal Protective Equipment (PPE): <br />• Full Face Shield or Goggles <br />• Neoprene Boots <br />• Gloves (leather to protect from the cold) <br />• Coveralls with hood and feet <br />Control Materials: <br />• Hand truck (to transport cylinder outdoors if necessary) <br />• Soap Solution (to check for leaks) <br />• Putty (to stop minor pipe and line leaks) <br />E <br />1. This list of principle physical & health hazards is not intended as a substitute for the <br />specific MSDS information. In the case of a spill or if any questions arise, always refer to <br />the chemical specific MSDS for more complete information. <br />2. Any non re -usable PPE's control equipment, or other materials used in cleaning up a spill <br />cannot be used again. They should be discarded and restocked. <br />Safety Management Program <br />Attachment EC.HZ.056A <br />