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2.  A waste is ANY solid, liquid or contained gaseous material that ◦ is beyond it’s expiration date OR ◦ is no longer viable for it’s intended purpose and is to be discarded. 2

3.  Characteristic Hazardous Waste ◦ Ignitability (flammable liquids and gases – flashpoint <140°F, oxidizers) ◦ Corrosivity (pH  2, acidic, or pH  12.5, basic) ◦ Reactivity (air and water-reactive, produce toxic fumes) ◦ Toxicity (potentially threaten human or wildlife health) 3

4.  Old “Crusty, Dusty & Rusty” chemicals ◦ failure to make a waste determination  Waste Minimization ◦ Do not mix hazardous materials with non-hazardous materials  Broken Fluorescent Bulbs are considered Hazardous Waste and must be handled accordingly! Make certain container is capable of closing and keep it closed except for when waste is added. 4