Principle of Polarography in Tamil|Complete basic for understand|Dropping mercury Electrode in Tamil

Polarography...very easy to understand...explained in tamil........ Any one can understand this topic.....full basics ...... Dropping mercury electrode..... Calomel electrode..... Pool of mercury..... For MSC students , they can use this as notes.... If you watch one time you will never forget in your life time....... Subscribe my channel for most interesting and most important videos.... Join online classes for more videos 8667766399 Like,share, comment and subscribe my channel