Need asap! 11& 12 (10 if possible)(will select brainliest)(15 points)

10. Coal Engines
11. Machines were created to help/deal with most of the previously manual labor.
12. Polution levels rose, disease became easier to spread, and there was alot of smog about from the factories that popped up everywhere around that time.

Du picked laid off from my job and my notifications and let me know if you need anything else from me let me know if you need me to be so much fun to see you can get all my notifications and let me know if you need me to subscribe to be in my room i hate like jake paul is a little bit of time with you