"Hazardous waste" shall mean a solid waste, or a combination of solid wastes which, because of its quantity, concentration, or physical, chemical or infectious characteristics or defined as a hazardous waste by N.A.C. Title 128 - Nebraska Hazardous Waste Regulations, may:
048.01 Cause, or significantly contribute to, an increase in mortality or an increase in serious, irreversible, or incapacitating reversible, illness; or048.02 Pose a substantial present or potential hazard to human health or animal health or the environment when improperly treated, stored, transported, disposed of, or otherwise managed.132 Neb. Admin. Code, ch. 1, § 048