Light fabrication of metal products, clothing products, small electronics, machine prototypes and similar small-scale light industrial uses; provided all operations are conducted indoors, no noise, odor or vibrations are noticeable beyond the property lines; and provided fabrication area is limited to 5,000 square feet floor area, except within the Town Center IDEA Overlay zone aggregate fabrication area may exceed 5,000 SF subject to performance standards in SMC 18.29.060I.