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[[Category:Biodegradable materials]] [[Category:Painting materials]]

A compost pile is actually a fast-track method of changing crude organic materials into something resembling soil, called humus. But the word "humus" is often ...y a complex ecology of biological decomposition organisms.' As raw organic materials are eaten and re-eaten by many, many tiny organisms from bacteria (the smal

...rs, finding this impractical, may cover their windows with light-resistant materials. This can solve the problem of escaping bright light but may arouse suspici ...chtin]]: Meeting most criteria to be classified as a natural instecticide. Biodegradable, non-toxic to mammals. Cheap and easier to find.