Lecture 64 - Adhesives and Paints

[@sohansingh9389]

Superb explanations

[@omnompontif]

This is an excellent lecture! Thank you for making these public

[@taubingdesmarlianto2231]

did you know cause of ink smearing after lamination using PU adhesive

[@harisdawar5998]

Nice

[@Indiansports421]

Can u tell me sir how to make phosphating chemicals?