The Sun-Mar Ecolet composting toilet can handle continuous use by one person. If used on a vacation, it can support a family of four or three adults, according to Sun-Mar's website. Composting toilets recycle waste in houses, recreational vehicles and marine vessels.
About this Author
Marie Notnats enjoys learning about new topics and teaching people new skills. She has been writing professionally since 2008. She is a professional horticulturist with a Bachelor of Science degree in horticulture from Brigham Young University. She writes for About.com, Examiner.com, eHow, and assorted gardening blogs.