All doors to buildings, rooms, cabinets or compartments within which calcium carbide is kept or stored shall be plainly marked “CALCIUM CARBIDE – KEEP DRY;” “CALCIUM CARBIDE – USE NO WATER IN CASE OF FIRE;” or other equivalent approved wording by means of approved durable signs or the approved equivalent thereof.
(Ord. No. 991-49. Passed 6-27-49, eff. 6-27-49)