× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: DEF Delete ads?
Posted to Emissions Forum on 2/10/2020 3 Replies

The issue has always been kinda weird. Air pollution is based on numbers of pollutants in "dirty" areas compared to "clean" areas. The causes are what they are, vehicles, aircraft, industrial wastes etc. The problem has always been that CARB and EPA have conti... Login to read more.

3 Replies Received (View Replies)