BATTERY, YOU TO REFRESH?

BATTERY, YOU FRESHEN UP?While still in school, I restored the spent battery pocket receiver rather primitive, but effective way. With pliers gently removed the graphite rod and filled the battery with water. Then waited until the water completely evaporated, put back stem — and battery-some time worked better than new.

Recommend to read

  • “ACUPUNCTURE” FOR METAL“ACUPUNCTURE” FOR METAL
    In the Soviet Union it issued certificate number 365089. Obtained patents in Italy, Sweden and France. License was purchased by the famous firms in the United States, and Japan; they are...
  • NO GASOLINE NEEDEDNO GASOLINE NEEDED
    Most of the vehicles I built were based on mass-produced noisy and "fuel-guzzling" motorcycle or bicycle internal combustion engines. This was convenient on one hand, but very troublesome...