p is the increase in pressure, V is the reduction in volume and V is the original volume. DENSITY Density relates the mass and volume such that = m/V kg/ m3 PRESSURE Pressure is the result of compacting the molecules of a fluid into a smaller space than it would otherwise occupy. Pressure is the force per unit area acting on a surface.
Here are a few of the chemicals in tobacco smoke and other places they are found: 1  Acetone â found in nail polish remover. 2  Acetic Acid â an ingredient in hair dye. 3  Ammonia â a common household cleaner. 4  Arsenic â used in rat poison. 5  Benzene â found in rubber cement. 6  Butane â used in lighter fluid.
Tobacco smoke contains many chemicals that are harmful to both smokers and nonsmokers. Breathing even a little tobacco smoke can be harmful (1-4). Of the more than 7,000 chemicals in tobacco smoke, at least 250 are known to be harmful, including hydrogen cyanide, carbon monoxide, and ammonia (1, 2, 5). Among the 250 known harmful chemicals in tobacco smoke, at least 69 can cause cancer.