13. To regulate, restrain or prevent the establishment or continuance in or near said city of any trade or occupation, business or manufactory offensive to the public, or dangerous to health, or in causing or producing fire: and to regulate the sale of fire-arms and to prevent the carrying of concealed deadly weapons.

14. To regulate the storage of gunpowder, tar, pitch, rosin, saltpetre, gun cotton, coal oil, lime and other combustible, explosive or inflammable material, and the use of lights, candles, lamps, furnaces, stoves, steam pipes, and other heating and lighting appliances in all sorts of buildings and places, and to regulte or suppress the use and sale of fire-crackers, fire-works, and toy pistols.