BS-916 microbacteria septic additive from Simple Solutions is designed to restore necessary bio-organisms in a system, ensuring it doesn’t become blocked or emit obnoxious odors. It comes in simple-to-use, individually wrapped pouches that can be flushed down a home toilet each month to restore the natural biological process and boost the existing biological activity, according to the maker. Regular monthly applications are promoted to keep a septic system working and reduce unnecessary pumping and maintenance. It is natural and environmentally safe when used as directed. It contains no corrosive chemicals, caustic or acids, and will not damage metal, ceramic or plastic parts of the drainage system. 973/846 7817; www.industrialodorcontrol.com.