Corrosion is the wearing away of a metal due to a reaction a reaction of another chemical.
Two types of fermentation for champagne. One uses co2 to form bubbles.
in the form of photons
Having bareback sexual intercourse between a man and a woman at the point where they are both at their most fertile.
1. Ask a question 2.develop hypothesis 3.make predictions 4.experiment 5.Critique and improve 6.confirmation from other data/experiments