Prime Minister Margaret Thatcher opening the Ministry of Agriculture, Fisheries & Food's Food Science Laboratory at Colney Lane, Norwich on 23 May 1990.; (Photo by Howard Denner/Photoshot/Getty Images)
Prime Minister Margaret Thatcher opening the Ministry of Agriculture, Fisheries & Food's Food Science Laboratory at Colney Lane, Norwich on 23 May 1990.; (Photo by Howard Denner/Photoshot/Getty Images)