New inventions part 21 satellite radio/Scram jet/blu-ray/youth developers of India

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Added 4 years ago by tomm

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hi guys welcome to youth developers of India its me harsh in this video i am going to show you three invention which had changed the whole world the topics are satellite radio,Scram jet,blu-ray the video about satellite radio,Scram jet,blu-ray will be so usefull for you so guys if you like the video about satellite radio,Scram jet,blu-ray then please like subscribe share hit the bell icon .so guys in this video as we said before we are going to introduce to you about three inventions which had changed the world that are satellite radio,Scram jet,blu-ray .so guys after seeing the video of satellite radio,Scram jet,blu-ray you will be expert in this subjects so guys please support us and help us to grow .so guys i am going to list the items one by one
1} satellite radio
2}Scram jet
3}blu-ray