Fossil fuels are hydrocarbons, meaning they are composed primarily of carbon and hydrogen. When fossil fuels are burned, carbon dioxide (CO 2) and water (H 2 O) are the principle chemical products, formed from the reactants carbon and hydrogen in the fuel and oxygen (O 2) in the air.
Yes: Visine has a vasoconstrictor medication that makes the blood vessels of the eye constrict to decrease the appearance of redness of the eyes. This decreases blood flow to the conjunctivae of the eyes.
Sulfuric acid at a high concentration can cause very serious damage upon contact, since not only does it cause chemical burns via hydrolysis, but also secondary thermal burns through dehydration. It can lead to permanent blindness if splashed onto eyes and irreversible damage if swallowed.