SCIENCEsEDiment PRESENTS...
HAZARDS
A SYMBOL GALLERY
BIOHAZARD
Other names: INFECTIOUS WASTE
EXAMPLES
Human blood and body fluid(s); any bacteria, viruses, parasites, moulds, and/or fungi capable of posing threats to humans when inhaled, eaten, or contacted by skin
CORROSIVE
EXAMPLES
Sulfuric acid, bromine, hydrogen peroxide, ammonia, sodium hydroxide
EXPLOSIVE
EXAMPLES
Nitroglycerin, acetone peroxide, silver nitride, chlorine oxides
FLAMMABLE
EXAMPLES
Hydrogen, gasoline, acetone, diethyl ether, alcohols
HARMFUL to ENVIRONMENT
EXAMPLES
Formaldehyde, mercury, lead, asbestos
OXIDIZER
EXAMPLES
Halogens (such as chlorine and fluorine), oxygen, and hydrogen peroxide (H2O2)
GENERIC - HARMFUL/IRRITANT
EXAMPLES
Example 1, Example 2, Example 3
HARMFUL
EXAMPLES
Example 1, Example 2, Example 3
IRRITANT
EXAMPLES
Example 1, Example 2, Example 3
TOXIC
EXAMPLES
Example 1, Example 2, Britney Spears
VERY TOXIC
EXAMPLES
Example 1, Example 2, Example 3
HALLOWEEN PUMPKIN
EXAMPLES
Jack-o’-lantern, Jack of [the] lantern, The Great Pumpkin, Headless Horseman, Cinderella’s Carriage, Jack Pumpkinhead
What do you notice?
What do you wonder?