Re: Coolant hydrometer

[dlarson@netcom.com (Dennis Larson)]

> 
> WRT the "radiator coolant testers" (aka floating balls hydrometers)
> available, at what coolant temperature should one measure the "goodness"
> of the coolant? (at 20F, I have 4.5 balls floating [and yes, I mean
> four and a half -- that fifth ball floats about 1/8th inch below the
> other four, won't rise, won't sink...], at 200F I have two balls
> floating, so which do I "trust"?) The packaging literature was sparse
> at best.
> 

Take a known quantity of antifreeze and mix it and see how the balls 
react. In short, don't trust it.

Dennis [Minnesota/BN Highline]