LunaseeStudios / Shutterstock.com Drain Opener Illegal in Garbage & Drains Hazardous Waste FREE Household Hazardous Waste (HHW) and Mattress Collection Event (Hercules, CA) – ONE DAY ONLY! Saturday, June 24, 2023 More Info Get Reminder LunaseeStudios / Shutterstock.com For an alternative non-toxic drain opener solution, check out our list of non-toxic solutions here. Dispose of as Hazardous Waste Drain openers contain toxic chemicals and must be disposed of as hazardous waste. Don't Use in Toilets Unless the product is specifically designed for toilets, don’t use drain opener in one — it won’t work and may even damage a porcelain toilet. Ways to Reduce Try a Homemade Solution Before you use a heavy-duty drain cleaner, try a homemade solution made from less hazardous substances. Learn how to use baking soda and vinegar to clean and even unclog a drain.