Fiery Mines Blasting Certificate Exam Practice Questions - Fiery Mines Blasting Certificate Of Competency Examination (South Africa) Exam

Which material is strictly REQUIRED by law for stemming charged blast holes in an underground coal mine face?

Incombustible plastic clay or sand-clay mixtures provided specifically for stemming Fine dry coal dust collected from the continuous miner section floor Crushed timber shavings mixed with engine oil Shredded paper bags from explosive packaging

Correct Answer:

Incombustible plastic clay or sand-clay mixtures provided specifically for stemming

Access more questions from this quiz

Continue to Fiery Mines Blasting Certificate Exam Practice Questions - Fiery Mines Blasting Certificate of Competency Examination (South Africa) Exam for more practice questions and the full quiz experience.

Access More Questions