Such popping can blow the lid off the crucible and cause mechanical loss of the coked material. When evidence of such popping is observed, reject the determination and repeat the test with smaller test specimen sizes until popping is no longer evident.
Such popping can blow the lid off thecrucible and cause mechanical loss of the coked material.When evidence of such popping is observed, reject the determinationand repeat the test with smaller test specimen sizesuntil popping is no longer evident.