The making of Gutter oil

資料提供者：Sidddney Chen

2013年11月8日

地溝油製造過程 : 有人為了省錢不擇手段 .

Some people will do anything to make money - or save money.

http://www.washingtonpost.com/blogs/worldviews/wp/2013/10/28/you-may-never-eat-street-food-in-china-again-after-watching-this-video/