
National ambient air quality standards designed to protect welfare, including effects on soils, water, crops, vegetation, man-made (anthropogenic) materials, animals, wildlife, weather, visibility, and climate; damage to property; transportation hazards; economic values, and personal comfort and well-being.
Found on
https://www.encyclo.co.uk/local/20094

All standards other than primary standards.
Found on
https://www.hunterlab.com/en/color-measurement-learning/glossary/
No exact match found.