Section 186(3) in The Coal Mines Regulations, 2011
(3)Where petrol, benzol, or any other highly volatile spirit is used in safety lamps, the following precautions, shall be observed:-(a)lamps shall be cleaned, refitted and refilled in a separate room;(b)only such quantity of volatile spirit as is required for one working day shall be kept in any such room;(c)internal relighters shall not be taken out of lamps and cleaned, repaired or refitted on the same table were lamps are cleaned, refitted or refilled; and(d)adequate number of suitable fire extinguishers shall be provided and kept ready for use in every such room.Chapter-XIV Explosives and Shot-firing