1) a friend is someone that is always there to support you and show you their love in any way
2) i have no idea, i hope you find some soon cuz the answer to 3 is probably
3) It could be, humans were not made to be lonely in life, we need hugs, kisses, any type of love. And friends are some of the best love out there, IF they are real friends, they will support you thru bad times and will always try to help you and be there for you
alcohol can be use as skin prep for when they need to draw blood and give some one fluids and i think they use lodophors to numb location if the person needs surgery