× 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: Mineral Oil You heard it.
Posted to HVAC Forum on 4/24/2001

[...trimmed text...]

Hi John,

I'll try to guess.

Things seem to change year to year as new research provides answers. The main reason to change from mineral oil to PAG was that experts' research had determined that mi... Login to read more.