Roger Bacon was first in Europe to record what formula?
Algebra
Gunpowder
Herbal Medicine
Ink
Answer
Gunpowder was first recorded in Europe by Roger Bacon, an English philosopher and Franciscan friar. He described the formula for gunpowder in his book, _Epistola de Secretis Operibus Artis et Naturae_, written around 1250.
The Mind of Bacon: Unraveling the Medieval World of Roger Bacon