30. Health – Blue
30
4– Danger – Can be fatal even with shot exposure, protective
equipment is required.
3–Warning – Material is toxic or corrosive, skin contact and
inhalation should be avoided.
2–Warning – Can be harmful if absorbed or inhaled.
1– Caution – Can cause minor irritation
0 – No known hazard.
31. Reactivity – Yellow
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4 – Danger – At room temperature, the material
is explosive.
3 – Danger – Can be explosive if mixed with
water, heated under confinement, or shocked.
2 –Warning – Unstable and can react violently
when mixed with water.
1 – Caution – Can react when mixed with water
or heated but not violently.
0 – Stable –When mixed with water, material is
not reactive.
32. Flammability – Red
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4 – Danger –An extremely flammable gas or
liquid.
3 –Warning – Flammable liquid with a flash point
below 100 degrees Fahrenheit.
2 – Caution –A combustible liquid that has a flash
point between 100 and 200 degrees Fahrenheit.
1 – Combustible when heated.
0 – Not combustible.