No , Uranium is more powerful .
D; It was from the Gadsen purchase
Making it seem as everyone else in the work is nothing and ur country is tha stuff when it's the same as others America I live there most think dang we da best um na we at the same level as Canada Australia places like that
I found that it's "<span>Entrepreneurs earn profits when consumers buy products at prices high enough to cover their production costs." I hope this helps!</span>
Answer: Most likely the industrial revolution.
Explanation: The use of machines in production became more and more prevalent, eventually many factories were built in cities which caused pollution therefore making the air gross.