stores that sell pipes and bongs and what not
it won't ruin your life, just go ahead and do it if you think you might want to. you're better off knowing than wondering.....
just be smart about it.
i doubt you've seen anyone on salvia then. On 10x it all depends on the size of the hit and how comfortable you are with your location. When I smoked it, I didnt get visual hallucinations, only body/physical, but when my friend did, he was sonic the hedgehog.