The natural gas recovered from abandoned coal mines or part there off called
A. AMM
B. ASM
C. ARM
D. AKM
Answer: Option A
A. AMM
B. ASM
C. ARM
D. AKM
Answer: Option A
A. 8 hours
B. 24 hours
C. Weak
D. Month
Who are responsible for implementation of the code of practice in the roadway conveyors
A. Surveyor
B. Under manager
C. Engineer
D. Manager
A. Abonded working
B. Disused working
C. Unused works
D. Discontinued working
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