BL10

Ngwaọrụ nyocha bentonite maka njikwa àgwà mmiri drilling n'ọnọdụ. Igwe na-emepụta colloidal dị ntakịrị maka ịkwadebe na ịnwale bentonite slurry samples, na-eme ka njirimara mmiri zute nkọwa tupu eji ya na ọrụ diaphragm ma ọ bụ piling.