Air pollutants •What are the primary pollutants? •What harmful environmental, ecological, and/or human health effects do they cause? •What are the primary rules and regulations that address those particular issues? Also read: Respiratory protection devices are available in two basic design types: Air-Purifying Respirators (APR) and Supplied-Air Respirators (SAR) Pollutants can harm ecosystem function and may also harm human health. Planning for Growth at S&S Air Air Quality Grounded Air Flight Company had E&P Air Quality Standards Worksheet Preventing air embolism in central lines/ Nursing Care of Adults and Children A 40-cuft tank is filled with air at 14.7 psia and 80 F