• Smoking is not permitted in any laboratory. (OHSA, UW Policy #29)
  • Food or beverages are not to be stored, prepared or consumed in laboratories. (OHSA)
  • All injuries are to be reported.
  • People who are under 14 years of age are not permitted in laboratories unless accompanied at all times by a knowledgeable person who is 19 years of age or older. (OHSA)


[1] CO2 and water should never be used on fires arising from active metals such as sodium, potassium, lithium, magnesium, or aluminium.  Active metal fires may be smothered with fine, dry soda ash (Na2CO3), sodium chloride, or sand.

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