The use of electrical motors in potentially explosive atmospheres is quite frequent these days.
Delphi Exd series asynchronous 3 Phase squirrel cage induction motors are manufactured as per IS/IEC 60779-1 :2007 for operation in hazardous locations classified as zone 1 and zone 2 areas as per IS:5572. These motors are available in frame sizes of 80 to 160 In 2, 4, 6 and 8 pole ratings.
Omega Corporation make flame proof motors for Gas group I, IIA, IIB and Zone 1 & Zone 2 atmosphere.