What is smoke and fog?
Q: What is smoke and fog?
A: Smoke and fog, also known as smog, is a type of air pollutant caused by a mixture of smoke and sulfur dioxide or exhaust fumes from cars.
Q: What is classic smog?
A: Classic smog is caused by large amounts of coal burning in an area and is a mixture of smoke and sulfur dioxide.
Q: Where did smog first happen?
A: Smog first happened in London due to large amounts of coal burning.
Q: Why are coal fires illegal in London?
A: Coal fires are illegal in London to prevent the occurrence of air pollution and smog.
Q: What causes smog in cities like Los Angeles?
A: Smog in cities like Los Angeles is caused by exhaust fumes from cars.
Q: Why is Delhi considered the most polluted city on Earth?
A: Delhi is considered the most polluted city on Earth due to the high level of air pollution caused by smog, which leads to lung diseases and an increased death rate.
Q: What is the estimated number of deaths related to air pollution in Delhi every year?
A: According to one estimate, air pollution causes the death of about 10,500 people in Delhi every year.
