40 food processing by-product recovery services and wastewater treatment services, namely, the operation of foodstuff systems to recover fat, oils and greases, proteins and other edible and non-edible by-products from poultry, meat, fish, fruit and vegetable processing and further processing; and anti-microbial treatment services comprising the delivery and application of disinfectant materials in the processing of poultry, meats, fish, eggs, fruits and vegetables, to reduce food-borne pathogens