Subject: How does it work, the tester included in many alkaline batteries ?
Date: Tue Nov 24 20:46:17 1998
Posted by Victor Leopoldo Porras Miraval
Grade level: teacher/prof
School: Instituto Educacional
City: Isidro Casanova State/Province: Buenos Aires
Country: Argentina
Area of science: Chemistry
ID: 911961977.Ch
Message:
Many alkaline batteries have individual testers to prove the
power of the battery. When you press properly, a yellow band
appears, short if the battery is low and larger if it is OK.
My question is: what chemical reactions is taking place there ?
Why the yellow band is shorter or longer ?
Re: How does it work, the tester included in many alkaline batteries ?
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