The Marcellus shale generates about 9.4 barrels of brine for every million cubic feet of gas produced. In 2017 5.36 trillion cubic feet of gas were produced. About how many barrels of brine were generated in 2017?
50,000 barrels
.
500,000 barrels
.
5 million barrels
.
50 million barrels
.
If a spill of produced fluids occurred and got into someone's drinking water, which of the following would you expect to detect in the water?