§ 291. Cleanliness and safety of rooms. Every room in a factory and
every part thereof and all fixtures therein shall at all times be kept
in a safe and sanitary condition and in proper repair. No person shall
expectorate upon the walls, floors or stairs of a factory or of the
building in which it is located. Suitable receptacles shall be provided
and used for the storage of waste and refuse. The walls and ceiling of
the rooms and hallways in every factory shall be kept in a clean
condition.