The organic material pumped from septic tanks. The separation of discarded material by specific material type at the point of generation. Able to be continued indefinitely without a significant negative impact on the environment or its inhabitants. The fee charged to dispose of refuse material. A route of transmission of pathogens from a source to a victim.
Vectors can be insects, birds, dogs, rodents, or vermin.
Any group of submicroscopic pathogens which multiply only in connection with living cells. A long, low, narrow pile, such as of compost. Worm castings appear dark and granular like soil, and are rich in soil nutrients. The Humanure Handbook. Jenkins Publishing, PO Box 607, Grove City, PA 16127.