Improper storage condition results in the weathering of coal and
spontaneous combustion, which increases its
(A) Caking index
(B) Yield of carbonised products
(C) Friability & oxygen content
(D) Calorific value
spontaneous combustion, which increases its
(A) Caking index
(B) Yield of carbonised products
(C) Friability & oxygen content
(D) Calorific value