When we breathe it in, soot can interfere with our lungs and increase the risk of asthma attacks, lung cancer and even premature death. The smallest particles can pass into the blood stream and cause heart disease, stroke and reproductive complications. Sheldon Whitehouse
They never knew what they were making, those old philosophers. They invented a device that could split open the very smallest particles of matter, and they used it to steal candy. They had no idea that they'd made the one weapon in all the universes that could defeat the tyrant. Philip Pullman