1. All solvents can cause contamination to the water supply and need to be disposed of properly. You cannot throw away any solvents, they need to be taken to a hazardous waste facility.
  2. Solvents that need to be disposed of properly include paint thinners, pesticides, perfumes, liquid soaps, nail polish remover and many other hazardous liquids.
  3. Make sure that you bring your solvents in an air tight container. Make sure you screw the lids on tightly. Call to reach your hazardous waste facility to make sure they accept your type of solvents for disposal.