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paul somlo · 12-03-2013, 06:18 AM

How do we know that the "light" is more accurate than the pump?

12-03-2013, 06:18 AM	#47
paul somlo Senior Member Join Date: Sep 2006 Location: Greeley CO Posts: 233 iTrader: (0) Photo Gallery	How do we know that the "light" is more accurate than the pump?