download some specific part of you-tube video

when we want to take some specific part of you-tube video, we need this site. to do this, you can read the following information
http://www.clipconverter.cc/

Making video by using youtube

https://www.youtube.com/my_webcam  --- it is very helpful youtube video recorder. by using this we can very easily any video. if you want to know more about this you can go to the following link

https://support.google.com/youtube/answer/57409?hl=en

and this video recorder (maker) looks like the following picture