It shall be unlawful:
A.
To use electric hot plates, glue pots, soldering irons, etc., on combustible surfaces. Electric hot plates shall not be used in schools, institutional occupancies, rooming or boarding houses, hotels or motels or places of public assembly.
B.
To have exposed wood lath or exposed wood caused by breaks in plaster walls or ceilings.
C.
To have an accumulation of paint cans, paint pots, paint rags, etc., in any multiple residence, mercantile, industrial or institutional occupancies.
D.
To have painters' drop cloths, linseed oil, turpentine, thinners, open cans of paint, brushes soaking in any flammable liquid, etc., except in an approved paint locker or approved storage rooms.
E.
To operate multiple-residence laundries or laundry equipment when laundry rooms and dryers have an excessive amount of lint and dirt. Gas dryers shall be properly flued or vented.
F.
To have or erect wooden partitions for storage, etc., in basements of multiple residences. (This includes existing wooden storage bins.)
G.
To use for storage unused dumbwaiter shafts, unless sealed off at each floor with material of fireproof construction.
H.
To use dumbwaiter shafts unless shafts are vented to the outside.
I.
To use coal or oil heaters without first fire-protecting the wood floors under the same and adjacent walls.