2013 horse meat scandal around 500–600 burgers containing 100% horse meat would need to be eaten to receive the daily human therapeutic dose. Additional tests at that time indicated than none of the products from Findus contained phenylbutazone. Another report found that between two and five percent of samples tested between 2007 and 2011 had phenylbutazone contamination, and that only 50 samples per year were tested. In 2012, 145 carcasses had been tested, and two out of the nine carcasses found positive for bute that year were not reported to the FSA for seven months. In April 2013, the FSA reported it had not
Criticism of Tesco In September 2011 a Greenpeace report revealed that supermarkets in China, including Tesco, were selling vegetables that contained illegal pesticides or at levels exceeding the legal limit. 16 vegetable and fruit samples were taken from Tescos in Beijing and Guangzhou. Among them, 11 were found containing pesticide residues. One leafy vegetable sample turned up two kinds of pesticides, methamidophos and monocrotophos, the use of which have been prohibited in China since the beginning of year 2007. There have been several complaints against Tesco in Hungary, both by customers and employees. Two trade unionists employed by the company were dismissed in