Bangkok where air quality is already at a dangerous level may have worse things in store in the immediate future. Air Visual a popular app monitoring air pollution says that PM2.5 levels will rise even more in the coming days. The Communicable Diseases Control Division say that mobile units led by 68 health offices have started an awareness campaign among city residents. The focus is mainly on vulnerable groups like the elderly children pregnant women and people with heart and respiratory complaints. These are people who are affected the most by air and environmental pollution. Fine dust particulates can make