The next step is to try to staunch the flow proper with drilling mud, a mixture of water and clay minerals.
The well has the possibility of spilling natural gas condensate, crude oil and drilling mud.
For this purpose, finely-ground barite is added as a weighting agent to drilling mud.
It consists of diesel fuel and heavy metals in the pre-shot drilling mud pit.
drilling mud or drill cuttings shall not be used as any part of a sealing material for well destruction.
drilling mud or drill cuttings are not acceptable as any part of sealing material for well destruction.
Some new drilling mud formulations are designed to aid vegetative growth so that the muds can be land-applied.
British Dictionary definitions for drilling mud
a mixture of clays, water, and chemicals pumped down the drill string while an oil well is being drilled to lubricate the mechanism, carry away rock cuttings, and maintain pressure so that oil or gas does not escape