40-Hour HAZWOPER Online 
...n valid):
Removal or handling of underground tanks and/or piping, contaminated soil and/or groundwater, subsurface investigations, construction work in which hazardous materials may potentially be present
or encountered, situations where
HAZMAT is prepared, packaged, labeled, marked, stored
or shipped for disposal and for any facility wherein hazardous wastes are treated, stored, or
more...