How did the printing press help spread knowledge and ideas throughout Europe?

Because of the wide availability of Bibles,the invention of the printing press actually spread the idea of Christianity even further around Europe, and soon to other countries around the world. Also during the Reformation, Printing helped spread Protestant religion ideas such as Lutheranism.

Explanation:

because i looked it up

One innovation in making the rail road industry grow was the development of steel through the Bessemer process that made steel stronger and more inexpensive. Another innovation that was much before the industrial revolution was the ball Bering which made it less demanding to make a wheel turn.