Gelatin is a protein and in aqueous solutions is a hydrophilic colloid. Gelatin derived from an acid-treated precursor is known as Type A, and gelatin derived from an alkali-treated precursor is known as Type B.
The philosophes (French for philosophers) were the intellectuals of the 18th century Enlightenment. [1] Few were primarily philosophers; rather, philosophes were public intellectuals who applied reason to the study of many areas of learning, including philosophy, history, science, politics, economics and social issues.
Thinkers of the Enlightenment; Wanted to educate the socially elite, but not the masses; were not allowed to openly criticize church or state, so used satire and double-meaning in their writings to avoid being banned; Salons held by wealthy women also kept philosophes safe; They considered themselves part of an intellectual community, and wrote back ...