In March 2017, The federal government of the United Kingdom pulled its advertising campaigns from YouTube, right after stories that its adverts experienced appeared on videos that contains extremist content. The federal government demanded assurances that its marketing would "be delivered safely and securely and properly". The Guardian newspaper, and https://bluetechsolarcell.com/%e0%b9%82%e0%b8%8b%e0%b8%a5%e0%b9%88%e0%b8%b2%e0%b9%80%e0%b8%8b%e0%b8%a5%e0%b8%a5%e0%b9%8c-%e0%b8%ab%e0%b8%99%e0%b8%ad%e0%b8%87%e0%b8%9a%e0%b8%b1%e0%b8%a7%e0%b8%a5%e0%b8%b3%e0%b8%a0%e0%b8%b9/