Assertion: mud | /r/HasProperty | pumped down the hole
Facets:
value: during the drilling process
type: TEMPORAL
value: to help cool
type: PURPOSE
Source sentences:
text: The mud is then pumped back down the hole and further re-circulated.
text: Drilling mud is the material created for the purpose of drilling oil and natural gas wells; the “mud” is pumped into the hole during the drilling process to help cool and lubricate the bit, suspend cuttings, seal the formation, and control well bore pressure.