Solids or Viscous Matter. Any solid or viscous substances which may
cause obstruction to the flow in the wastewater collection system
such as, but not limited to: fats, oils, grease (FOG), garbage with
particles greater than one-half inch in any dimension, animal guts
or tissues, paunch manure, bones, hair, hides or fleshings, entrails,
whole blood, feathers, ashes, cinders, sand, spent lime, stone or
marble dust, metal, glass, straw, shavings, grass clippings, rags,
spent grains, spent hops, wastepaper, wood, plastics, gas, tar, asphalt
residues, residues from refining, or processing of fuel or lubricating
oil, mud, or glass grinding or polishing wastes.