There are most likely many products that are in your home that are considered to be household hazardous waste. Hazardous products that some people use every day are in their homes without their knowledge and homeowners should learn what is considered harmful or harmless to prevent accidents. Here are a few links with information and lists of common household hazardous waste products.
Common HHW Products (alphabetical) http://www.marc.org/environment/solidwaste/hhw/commonhhw.htm
HHW Products by Category - http://www.loudoun.gov/Default.aspx?tabid=748