hduff writes "While lithium-ion batteries offer better performance than lead-acid and ni-cad batteries, the supply of lithium is limited and the batteries can pose problems. The Technion-Israel Institute is building a better mousetrap with easily obtainable sand and air." Link to Original Source
Riches: A gift from Heaven signifying, "This is my beloved son, in whom I
am well pleased."
-- John D. Rockefeller, (slander by Ambrose Bierce)