is their any institute or college that can grow knowledge about bitcoin? or any other way to get clean knowledge?
There's no institution or college that can teach you about bitcoin.If you want to improve your knowledge about bitcoin then you can find it in the internet,search and make a self study to grow your knowledge on bitcoin.
Yes you are right, you can search it google regarding about bitcoin and the best way to educate your self in bitcoin is here in forum keep reading and posting or those threads that made by the high-rank member I think they much knowledgeable compared to the newbies.
This forum surely you can have an idea regarding bitcoin, OP said clean to use bitcoin but it depends upon on you a least you are aware which bad or good.