Ozone (O3) is a gas that forms when nitrogen oxides (NOx) and volatile organic compounds (VOCs) combine in the air in the presence of sunlight. It mainly causes respiratory problems and can increase the severity of asthma attacks.
Ozone (O3) is a gas that forms when nitrogen oxides (NOx) and volatile organic compounds (VOCs) combine in the air in the presence of sunlight. It mainly causes respiratory problems and can increase the severity of asthma attacks.