Mack, info has been sketchy, but I believe it is drilling mud. Also don't know if this is something that could become more of a regular thing. Am beginning to think, since I have the endorsement, than I am the guinea pig.
Haz Mat for dummies?
Discussion in 'Tanker, Bulk and Dump Trucking Forum' started by FtWorthTrucker, Oct 16, 2014.
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