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.
REPRODUCTIVE HEALTH. Doctors warn of 'aggressive' new sexually-transmitted superbug. Doctors are warning of a new sexually-transmitted superbug that they say could ultimately prove more deadly than AIDS. The antibiotic-resistant strain of gonorrhea HO41 was reportedly discovered in Japan two years ago in a 31-year-old female sex worker.