Processing of metal; processing of rubber; processing of silicone rubber; processing of silicone resins; processing of silicone; processing of plastics; processing of synthetic resins; riblet processing of metal; riblet processing of rubber; riblet processing of silicone rubber; riblet processing of silicone resins; riblet processing of silicone; riblet processing of plastics; riblet processing of synthetic resins; processing of molds [parts of machines]; processing of molds being parts of ma...

Micronutrients used for the treatment of waste materials including municipal sewage, agricultural waste, biological waste, compost, pulp and paper mill waste, and grease and for the control of odors in waste disposal systems, including septic systems, holding tanks, sewage vaults, sewage lagoons, waste water treatment plants, compost systems, agricultural waste disposal systems, landfill sites, pulp and paper mills, meat rendering plants and in air filtration