The main ingredients of smog are fine particulate matter and ground-level ozone.
smog is a solution because it is the main ingredient in air and pollution combined
Sulfur dioxide is main source of gas in smog.
Beijing food does not have a main ingredient. Anything could be the main ingredient. It depend on the food.
The main ingredient in yoghurt is milk.
Sausage is the main ingredient.
The shake's main ingredient is milk.
Flour ( pasta ) is the main ingredient
Sugar is the main ingredient of candy
Cabbage is the main ingredient in sauerkraut.
The main ingredient in ham salad is ham.
The main ingredient in pasta sauce is tomatoes.
The key ingredient in smog is ground-level ozone, which is formed by the reaction of pollutants like nitrogen oxides and volatile organic compounds in the presence of sunlight. Other components of smog include particulate matter, sulfur dioxide, and carbon monoxide.