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.
Many products contain irritants that can cause vaginal irritation, leading to discomfort or pain during vaginal sexual intercourse. These include: any contraceptive foams, creams, or jellies. allergic reactions to condoms, diaphragms, or latex gloves. vaginal deodorant sprays. scented tampons. deodorant soaps.