I-European Union kanye noMnyango Wezolimo wase-United States babeka imithetho elandelayo: ukukhiqizwa kwe-gelatin ngemva kwezinsuku ezi-3 zokukhishwa kwe-asidi, izinsuku ezingama-35 zokukhishwa komlotha, isixazululo se-gelatin ngemva kokususwa kokubulala amagciwane ku-138℃ imizuzwana emi-4 yemikhiqizo ephephile (okungukuthi engenayo i-BSE). Kodwa-ke, inkampani yethu empeleni isebenzisa inqubo yokukhiqiza yokukhishwa kwe-hydrochloric acid okunezinga elingaphezu kuka-3.5% okungenani izinsuku ezi-7, ukukhishwa komlotha okungenani izinsuku ezingama-45, kanye nesixazululo seglue esihlanjululwe ku-140℃ imizuzwana eyi-7.