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
Tesco shots (or an appropriate image, such as a car when advertising petrol) against a white background, with a price or appropriate text (e.g., "Tesco Value") superimposed on a red circle. Tesco's in-shop magazine is one of the largest-circulation magazines in the United Kingdom, with a circulation of 1.9 million . In November 2013, Tesco announced they would introduce face-scanning technology developed by Amscreen at all of their 450 UK petrol stations to target advertisements to individual customers. Criticism of Tesco includes allegations of stifling competition due to its undeveloped "land bank", and breaching planning laws. The Tesco supermarket chain is