I think the scientific term for this guy is "Crazy MOFO". Not clear on the liquid nitrogen test. How exactly did he deposit it into his mouth ? And given the s

I think the scientific term for this guy is "Crazy MOFO". Not clear on the liquid nitrogen test. How exactly did he deposit it into his mouth ? And given the severe irregularity of the tongue, there surely were multiple points of contact not protected by the vaporized nitrogen. Anyone know of Videos of such an experiment ?