Guardian Unlimited-Today’s issues-Useful excrement

“During a two-year expedition to Mars, a crew of six astronauts can generate over six tons of waste.”

The article mentions a number of other fascinating faeces facts. For example, did you know that the frisbee was (apparently) invented by children hurling pats of buffalo dung at each other? Or that a visitor-fuelled dung generator at the Science Museum, London, will eventually produce over 1,500 kW? (That’s an electricity generator fuelled by visitor’s dung, not a dung generator fed with visitors. Just to clarify.) Or that a little known delicacy is pasta with ‘dung-smoked paneer’ (an Indian cheese). Who’d have thought that a humble piece of crap would have so many uses? The dominion of oil shall end, and dung shall inherit the earth…