There is one story...A long time ago...there was this dieaseas cause by bactrium called paracieses which cause by pigs flu.....again a lot still eat pig...a few years later...a sciecetist called gheroitiocal dens..well people just call him dens....he created a medicine which can fite that dieases.......It is called COLGATE

Well it has its side effect...lolx......