No person in responsible charge of any mercantile or industrial
establishment shall cause or allow to be caused by anyone under his
or her control any public health nuisance or anything likely to become
a public health nuisance in or about such premises thereof.
Every person who shall own or control a building or premises,
or portion thereof, occupied as a place of business shall heat or
furnish heat to every occupied room in such building or premises,
or portion thereof, so that an air temperature of not less than 70° F.
is maintained during the working hours of the establishment whenever
the outside temperature falls below 55° F., provided that
these provisions shall not apply to a building premise or portion
thereof used for the conduct of a business or trade wherein high or
low temperatures are essential or unavoidable.
Any violation of any provision of this chapter shall constitute
a Class II offense.