The distinction between organic and inorganic carbon compounds, while useful in organizing the vast subject of chemistry... is somewhat arbitrary. Organic chemistry is the science concerned with all aspects of organic compounds. Organic synthesis is the methodology of their preparation.
No, it is not possible to contract the typical STDs, such as syphilis, gonorrhea, chlamydia, hepatitis B, etc. from wearing someone else's dirty underwear. However crabs and scabies, may be spread in this fashion.
You can not wear underwear in case there is an emergancy or if you are under general anesthesia. This is so that the surgical team can place a catheter for your bladder during the surgery. This procedure can be painful while you are concious, so they do it while you are under. Reply.