Intended for or understood by only a small group, especially one with specialized knowledge or interests: an esoteric philosophical doctrine. See Synonyms at mysterious. b. Relating to or being a small group with specialized knowledge or interests: an esoteric circle.
Rubbing alcohol is neither an acid nor a base. Acids have pH values less than 7 and bases have pH values that are greater than 7. Rubbing alcohol has a pH value of 7, so it is neutral. Rubbing alcohol is also called isopropyl alcohol.
Drinking alcohol is chemically known as ethanol. Rubbing alcohol is isopropyl alcohol and is VERY posionous. Another common one that's called wood alcohol is chemically known as methanol and is also posionous. It will cause blindness and insanity in a very short time if you swallow much of it. There's a common solvent used in industry called denatured alchohol.