Mace Canute
Elite Member
As many of you know, you can use a voltmeter to test antifreeze for it's anti-corrosion ability. If this is new to you, here's a couple of sites that outline it. Antifreeze is the lifeblood of your car's cooling system and aluminum radiator technical information
This site goes into it a little more. Technical notes of interest to Marine Engineers
This site goes into it a little more. Technical notes of interest to Marine Engineers