Hazmat question?

Question

What kind of material is classified as a class 4 hazmat? (Dangerous when wet)

Answer 1

Dangerous when wet material (Division 4.3) means a material that, by contact with water, is liable to become spontaneously flammable or to give off flammable or toxic gas at a rate greater than 1 liter per kilogram of the material, per hour, when tested in accordance with UN [United Nations] Manual of Tests and Criteria.

For a list of class 4 material's check out this website.

http://environmentalchemistry.com/yogi/h...

Answer 2

magnesium (maybe)

Answer 3

sodium Chloride

Answer 4

Class 4: Flammable solids; spontaneously combustible materials; and materials that are dangerous when wet

Division 4.1 Flammable solids

Division 4.2 Spontaneously combustible materials

Division 4.3 Materials that are dangerous when wet

http://www.ovonic-hydrogen.com/pdfs/nha_...

Answer 5

Anything that is explosive.  Such as alot of things really.  Posion, ect.  You need a CDL (Class A) with a Hazmat permit to carry such items.

Answer 6

Hazard Class 4.3 Dangerous when Wet: Solid substances that emit a flammable gas when wet or react violently with water (sodium, calcium, potassium, calcium carbide)

Answer 7

Sodium is one.  Sodium has a violent reaction with water.