OdorCap is a unique media blend that contains perlite, our Encap Technology and odor counteractants. Its primary use is to accelerate organic gas remediation and reduce odors that are released out of sewer and grease interceptor manhole ports. The primary component of EnCap Plus is BG Clean 401. BG Clean 401 is listed on the EPA National Contingency Plan as a wetting agent. It is also well documented as a bio‐remediation tool.