ChatGPT just failed nuclear physics.

Question What are the main causes of lung cancer? Answer The main cause of lung cancer is smoking, but there are also other risk factors including exposure to radon, air pollution, and secondhand smoke, as well as a history of lung disease or certain genetic mutations. Question What is the main source of radon exposure in humans? Answer The main source of radon exposure in humans is through the air in homes and buildings. Radon is a naturally occurring radioactive gas that is released from the ground and can seep into buildings through cracks in the foundation or other openings. Once inside, it can become trapped and build up to high levels, leading to increased risk of lung cancer. Question How is radon produced in the environment? Answer Radon is produced in the environment as a result of the natural decay of uranium and thorium, which are found in small amounts in soil, rock, and water. As these elements decay, they release radon gas, which can then seep into the air and into ...