solution home » services » solution What is household hazardous material?Household hazardous materials means any discarded liquid, solid, contained gas or sludge, including any material, substance, product, commodity or waste used or generated in the household or similar source that is either ignitable, corrosive, reactive or toxic in single containerized volumes under five gallons. Household hazardous materials also includes any item, product or material containing or contaminated by any household hazardous material.This Article was created on: 02/23/2014This Article was last updated on: 09/17/2020