Safe condition for storage of high V.M. bituminous coal is that
(A) Height of the coal heap should be < 3 metres
(B) Maximum 200 tons should be stored in a heap
(C) Both (A) and (B)
(D) Neither (A) nor (B)
(A) Height of the coal heap should be < 3 metres
(B) Maximum 200 tons should be stored in a heap
(C) Both (A) and (B)
(D) Neither (A) nor (B)