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Kentucky Environmental and Public Protection Cabinet Department for Environmental Protection (DEP) Division of Waste Management
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Kentucky adopts by reference the federal rules and exemptions for the chemical alteration of corrosive wastes known as the elementary neutralization of hazardous wastes. See the national section NEUTRALIZATION OF WASTES for a description of the federal requirements for neutralizing hazardous wastes and the exemption for elementary neutralization units (ENUs) from the hazardous waste permit requirements and the exemption that applies to hazardous waste generators when making their monthly quantity-based determinations.
The neutralization procedure involves adjusting the pH level of the corrosive waste so that it has a neutral value of 7. The waste may still be hazardous, however, if it has other characteristic properties, such as ignitability or toxicity. See the state sections CHARACTERISTIC WASTE and HAZARDOUS WASTE TREATMENT for more information.
Examples of industries that might use neutralization of wastes are automobile industries that use acids for cleaning engine parts that create an acidic corrosive waste and cleaning industries that use caustics in operations ...