A. Any liquid or vapor having a temperature higher than 150 degrees Fahrenheit;

B. Polar and nonpolar FOG in amounts that exceed King County wastewater division standards, cause a visible sheen on the discharge or in the public sewer system; build-up of grease in any public sewer facility or which accumulations either alone or in combination with other discharges cause obstructions of the public sewer system;

C. Any gasoline, benzene, naphtha, fuel oil, or other flammable or explosive liquid, solid, or gas;

D. Food waste or animal parts, including food-grinder waste, that cannot pass through a one-quarter-inch sieve;

E. Any ashes, cinders, sand, gravel, mud, straw, grass, metal, glass, rags, feathers, tar, plastics, wood, paunch manure or any other solid or viscous substance capable of causing obstruction to the flow in sewers or other interference with the proper operation of the sewerage works;

F. Any waters or wastes having a pH lower than 5.5 or higher than 9.0, or having any other corrosive property capable of causing damage or hazard to structures, equipment and personnel of the sewerage works;

G. Any waters or wastes containing a toxic or poisonous substance in sufficient quantity to injure or interfere with any sewage treatment process, constitute a hazard to humans or animals, or create any hazard in the receiving waters of the treatment plant;

H. Any water or wastes containing suspended solids of such character and quantity that unusual attention or expense is required to handle such materials at the sewage treatment plant;

I. Any noxious or malodorous gas or substance capable of creating a public nuisance. (Ord. 6152 § 2, 2008; Ord. 5934 § 3, 2005; Ord. 5852 § 1, 2004; Ord. 5212 § 1 (Exh. I), 1999; Ord. 4241 § 2, 1987.)