Four bases of American dating:
F1 – French Kissing: First base is equivalent to french kissing, not just kissing.
F2 – Feeling: Second base is touching of private extremities and/or appendages of the partners’ body, aka boob touch.
F3 – Fellatio: Third base is oral sex.
Sodium hydroxide is used in manufacture of soap, paper and a synthetic fiber called “rayon”.
Calcium hydroxide (slaked lime) is used in the manufacture of bleaching powder.
Calcium hydroxide is also used to clean the sulfur dioxide, which is caused by exhaust, that is found in power plants and factories.
Beside this, what is the use of base?
Uses of bases