The RSI-Maze Microbe Solution aka Liquid Bokashi, is an innovative liquid made from all-natural EM (beneficial microbes) and citrus extracts. Its primary function is to initiate and accelerate the fermentation of organic waste in your indoor composter. The unique combination of ingredients in the liquid also work to neutralize the harmful organisms that, left unchecked, can lead to unpleasant odors in your indoor composter. The 500ml spray available here will last an average household approximately 2 months when used as instructed with the indoor composter. In addition to its use in your indoor composter, the liquid has a wide range of other uses including but not limited to: Acceleration of outdoor compost systems; Elimination of odors from both inside and outdoor composters; Elimination of odors from sources such as rubbish bins, shoes, animals etc.; Can be used as a natural surface spray for cleaning benches, tables and floors ; Can be added to septic systems to improve function; Compatible for use in the Maze Indoor Composter; Initiates and accelerates fermentation of organic waste; Aids in acceleration of outdoor compost systems; Eliminates odors from both inside and outdoor composters; Eliminates odors from sources such as rubbish bins, shoes, animals etc.; Can be used as a natural surface spray for cleaning benches, tables and floors; Can be added to septic systems to improve function; 1-2 month supply