Since he lives in Arizona I don't think the Windshield Washer Solvent is formulated like it is here in the North to keep from freezing. Had he tried to drink cold climate washer solvent I am pretty sure he would be dead.
None the less, can you imagine how thursty one be to consider drinking Washer Solvent?
A middle-aged loner on a crusade to champion the cause of the innocent, the helpless, the powerless - in a world of criminals who operate above the law.