Slow or clogged drains is the #1 reason a homeowner will call a plumber. BioOne provides a means to keep a clogged drain from reoccurring. When used on a routine basis, BioOne's friendly bacteria eats away at greasy slime buildup and odorous residue. Leaving your drains in top condition. It is safe for both human handling and the environment. No need for masks or rubber gloves, Yay! It's economical too. Only 1/2 of a capful will provide more drain cleaning activity than 5 capfuls of other bio-products. BioOne has passed the EPA DfE's (Designed for the Environment) rigorous scrutiny and proudly displays the EPA DfE logo in recognition of its positive effect on human health and the environment. It's a wonderful product that we are proud to offer our customers.