Answer:
The flooding of coal and tin mines.
Step-by-step explanation:
Thomas Newcomen is known for being the inventor of the first steam engine. It was known as the Atmospheric Steam Engine and was created in 1712 by combining the ideas of an English inventor and a French physicist. The purpose of the invention was to lift water out of tin and coal mines. By that time the flood of those mines was a major problem and with that invention Newcomen improve the mining industry.
I hope this answer helps you.