BIO-SOLINC Sink & Drain Treatment goes to work as it dissolves in your sink or drain. Our sink & drain product goes right to work consuming all organic build up in your pipes. Our sink & drain product is very safe and uses no harsh or unsafe chemicals that can harm your pipes or become hazardous in your household. Our sink and drain product consumes all organics in your pipes not just down the middle or just the bottom of the pipes. These microbes clean the entire pipe and keeps it clean with regular use. Our sink and drain product is composed of microbes, enzymes, and nutrients. These ingredients keep the build up from forming in pipes. They breakdown the grease and organics and then consumes them.