Monitor indoor PM2.5 density to keep your loved ones healthy
PM2.5 in Taiwan, there are two sources of emissions, one is outside the source, mainly from mainland China dust. Second, the domestic factors, but also divided into the original and derivative PM2.5, the origin of the original refers to the direct emissions of PM2.5, such as: road dust or incense and other activities; derivative refers to the sulfur oxide or nitrogen And other air molecules combined with PM2.5. To reduce PM2.5, derivative factors should also be considered together.