4 ms·
Didn't read the article but from what I understand drilling fluid for environmentally sensitive areas tends to be water with bentonite clay and a small amount o
by albrewer 4y ago
Didn't read the article but from what I understand drilling fluid for environmentally sensitive areas tends to be water with bentonite clay and a small amount of thickener like barium sulfate or calcium carbonate (i.e. seashells) in it.