[IMG] The 94 year old co-creator of the first lithium ion battery, John B. Goodenough, is currently working on a next generation battery...
…………………………………………………………………………………………………………. यो मुलुक सिंगापुर जस्तो बनिसकेको छैन मात्र राजनीतिक परिवर्तन...