DFD vs ERD. DFD and ERD are different data models that are mainly used for organizing business data for proper communication between members of a group. DFD shows how data enter a system, are transformed in that system, and how it is stored in it.
Freebase(0.00 / 0 votes)Rate this definition: Universal waste. Universal waste is a category of waste materials designated as hazardous waste, but containing materials that are very common. It is defined in 40 CFR part 273, by the United States Environmental Protection Agency but states may also have corollary regulations regarding these materials.
The Environmental Protection Agency (EPA) is taking direct final action to revise delisting levels for the hazardous waste exclusion granted to John Deere Des Moines Works (John Deere) of Deere & Company, in Ankeny, Iowa to exclude or âdelistâ up to 600 tons per calendar year of F006/F019 wastewater treatment sludge.