Properly reading a battery hydrometer
I remember from chemistry that you always read volume in a graduated cylinder at the bottom of the meniscus. But what about the hydrometer? Just got to thinking about it today when I was checking the ...
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The scope Don has shown above can be found all over eBay from under $20 to over $90 for what looks like the same unit.. They can sometimes be hard to read but once you get the right light the line is unmistakable.
As for AGM's I don't think I can get the same capacity in the same footprint.
As for AGM's I don't think I can get the same capacity in the same footprint.
