Fact 1: Afire requires oxygen to burn. Fact 2: Oxygen-enriched air is a fire hazard because the burning rate of combustible materials is increased. Given the two facts above, answer the question "How do you increase the burn rate?" with the following options: - an electric stove - exercise - burn wet materials - friction - add more oxygen - decrease amount of fuel - a hydraulic system - decrease the oxygen
Answer:
add more oxygen