Originally Posted by
RangerNS
My natural response would be they aren't that smart, but I know the very first "request for engineering services" on the CH-149 was clarification on suitable glass cleaner for their windshields, so the wrench turners care about such things.
nothing like staring proudly at your newly cleaned, sparkling window and the watching in horror as you start to see crazing appear (I’m not in aviation but have seen this in other industries)