OIL – DUNG
February 1st, 2002
BY MONICA DOBIERESEARCHERS in Alberta, Canada, have discovered a novel and potentially revolutionary way to simultaneously sanitise two environmental hazards common to all oil producing regions that are also home to extensive beef industries: hydrocarbon contaminated earth and cattle dung.The method is simple: by mixing them together, the two pollutants cancel each other out. Scientists at Olds College Centre for Innovation mixed raw cattle or poultry excrement with contaminated soil and turned it repeatedly to introduce oxygen.As a result, the material heated ...
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