i 3- The manufacturing and repairing of the following electrical and electronic equipment: 4. electric motors and electronic equipment, provided that the manufacturing is limited to those items not over 2000 pounds in weight. The manufacturing, processing or finishing of the following non-metallic mineral products: i. articles from prepared abrasives. fi. articles from prepared asbestos. 441. glass and glass products. iv. pottery and ceramics. “We stone monuments. The manufacturing, processing or packaging of the following chemicals and allied products: aicohol. dye stuffs. inert compressed gases. paints, varnishes and lacquers. photographic chemicals and film. putty, caulking compounds and similar products. soaps, detergents, cleaning and. polishing preparations. : wiii. soda and soda compounds. . os Public utility buildings and installations such as celephone exchanges, transformer stations and public works yards. Accessory buildings and uses, including the internal display, internal storage and internal retail sale of goods produced cr stexed on the premises. (2) Conditions of Use: (a) Lot Area and Width Bach lot shall have an ares of aot less than 20,000 square feet and a width of not less than 100 feet, except where such lot was existing at the effective date of this By-law. (b) Lot Coverage and Building Size Buildings and structures together shall not exceed a lot coverage of 60 percent and the mia- imum grose floor area of a principal’ building shall be 1500 oquare feet. Are