Very Inexpensive Battery Maintenance Charger
1.0 ampere output. 13.8 volts regulated charge limit. This unit is good for 100 amp hours worth of batteries. IMO the voltage is a tad high for a high antimony RV battery with temps 60F or higher but ...
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Here is a link to a patented process to refine battery lead to get near virgin purity. For laughs telephone Johnson Controls, Oxide, US Battery and others and ask them if the bulk ingots they purchase have undergone this process. Be prepared for a sudden disconnect click in the phone connection...
http://lead.stcitaly.com/lead-battery-recycling-process/ultrapure-lead-oxide-from-lead-battery-recycling.html
http://lead.stcitaly.com/lead-battery-recycling-process/ultrapure-lead-oxide-from-lead-battery-recycling.html
