Complex sentence: Natural rubber balloons were created in 1824 by Michael Faraday for his hydrogen experiment at the Royal Institute in London by pressing two pieces of rubber together and he inserted flour inside of the balloon to the two pieces of rubber from adhering to each other.
Split into simpler sentences: Natural rubber balloons were created in 1824 by Michael Faraday for his hydrogen experiment at the Royal Institute in London. He did this by pressing two pieces of rubber together and he inserted flour inside of the balloon to the two pieces of rubber from adhering to each other.