A. All goods produced or serviced on the premises shall be sold or serviced at retail.
B. All business, servicing or processing shall be conducted within completely enclosed buildings, except for off street parking or loading, and establishments of the drive-in type.
C. All activities involving the production, processing, cleaning, servicing, testing or repair of materials, goods or products, shall conform with the performance standards established for the I-1 limited industrial district, provided that performance standards shall, in every case, be applied at the boundaries of the zoning lot on which such activity takes place.
D. Parking of trucks in the open, within one hundred fifty feet (150') of a residence district boundary line, shall be limited to vehicles of not over six thousand (6,000) pounds' empty weight. Trucks in excess of six thousand (6,000) pounds' empty weight used in conjunction with operation of any business permitted in this district shall not be parked in the open within one hundred fifty feet (150') of a residence district, except during normal business hours. (Ord. B-39, 1969)