Any person who has dynamite, nitroglycerine, explosives, gas bombs, dynamite caps, nitroglycerine caps, fuses, detonators or other similar explosives in his possession and being engaged in a lawful business which ordinarily requires the use thereof in the ordinary and usual conduct of such business, and who possesses said articles for the purpose of use in said business, or any seller, dealer, or person transporting said articles, shall keep said articles under his control and secure from theft or pilferage at all times.