how about a little cup of harden the fuck up

so,is the only way to get Nos in the little whipped cream bulbs,theres no way to get medical /food grade ? without like having to steal it or something stupid like that,been reading that the NoS car grade has some acid in it that is no good at all,however i am told by a doctor that the medical grade nos kills alot less brain cells than oxygen however alot of people myself included tend to hold their breath for extended periods of time starving the brain of oxygen which would be the reall...umm..drr... i would really likea bottle for recreational laughs,my partner was having a baby and its funny stuff