Disclaimer.... Video is for educational purposes only.copyright disclaimer under section 107 of the copyright act 1976.allowance is made for fair use for purposes such as criticism comment news reporting" Teaching scholarship . research fair use is a use permitted by copyright statute that might otherwise be infringing non-profit educational or personal use tips the balance in favour of fair use. Sanjeev Chauhan ...7289903402 Sanju saude...7289904795