Bio-diesel firms are fired up by results of 'gutter oil' crackdown
By Zheng Caixiong | China Daily | Updated: 2011-12-28 08:24
A worker at a bio-energy company displays a jar of gutter oil (left) and a jar of bio-diesel made from the oil. The company is able to produce 980 kg of bio-diesel from 1 ton of gutter oil. Lai Jianqiang / Xinhua |

GUANGZHOU - The crackdown on gutter oil for edible use by the Ministry of Public Security in the past three months has proved a boon to bio-diesel companies in Guangdong province.
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