1107.66 PARTICULATE MATTER.

   "Particulate matter" means material which is suspended in or discharged into the atmosphere in finely divided form as a liquid or solid at atmospheric pressure and temperature.
(Ord. 10-16-67. Passed 11-20-67.)

1107.67 PERFORMANCE STANDARD.

   "Performance standard" means a criterion to control noise, odor, smoke, toxic or noxious matter, vibration, fire and explosive hazards, or glare or heat generated by or inherent in uses of land or buildings.

(Ord. 10-16-67. Passed 11-20-67.)

1107.68 PLANNED DEVELOPMENT.

   "Planned development" means a tract of land which is planned as a whole for development under single ownership or control and which, by virtue of such unified planning and development, provides greater amenities, convenience or other benefits than would normally be had through the development of diverse smaller tracts under multiple ownership. In the case of a residential planned development, adequate provision shall be made for basic community facilities such as schools, parks, playgrounds and churches, among others.

   The minimum area for a planned development shall be:

   (a)    For residential, forty acres;

   (b)    For business, five acres;

   (c)    For industrial, twenty acres; and

   (d)    For governmental, three acres.

      (Ord. 10-16-67. Passed 11-20-67.)

1107.69 PRINCIPAL USE.

   "Principal use" means the main use of land or buildings as distinguished from a subordinate or accessory use.
(Ord. 10-16-67. Passed 11-20-67.)

1107.70 PUBLIC OPEN SPACE.

   "Public open space" means any publicly-owned open area, including but not limited to the following: parks, playgrounds, forest preserves, beaches, waterways, parkways and streets. (Ord. 10-16-67. Passed 11-20-67.)