It was the "steel" industry that benefited most from the Bessemer process. Process involved impurities that could be removed from steel more easily.
The impact and the importance of the election of 1800 are....IDK!
I believe that they are the following:
1. Monarchs do not have absolute authority.
2. The monarchs must have parliament's consent to suspend laws, levy taxes, or maintain an army.
3. The monarch cannot interfere with parliamentary elections and debates.
4. The people have a right to petition the government and to have a fair and speedy trial by a jury of their peers.