An employer must not require or permit a flammable liquid to be used or applied other than in a room, cabinet or other enclosure specially constructed for this purpose of fire-resisting material, or in a place which, owing to its situation or construction or any other feature of circumstance, is of such a nature that -
- no fire or explosion hazard is, can or may be created thereat;
- any vapour resulting from such use or application is efficiently dispersed and diluted into the atmosphere; and
- no other workplace can or may be contaminated by such vapour.