You cannot learn all about the Industrial Revolution without learning about me. People in England faced a lot of problems trying to extract me from the earth in the 18th century. Turns out that water kept seeping into mines meant for my extraction which made my extraction all the more difficult. As a result, it was important to first remove this water. It was then that a British engineer, Thomas Newcomen, came up with a pump to remove water from the mines.
Who am I?