Sulfuric acid is created when the percolating water mixes with hydrogen sulfide from underground oil and gas and from acid rain.
(Sulfuric acid; is created; T:when the percolating water mixes with hydrogen sulfide from underground oil and gas and from acid rain) (the percolating water; mixes; with hydrogen sulfide from underground oil and gas and from acid rain)
Sulfuric acid the percolating water
is created mixes
T:when the percolating water mixes with hydrogen sulfide from underground oil and gas and from acid rain
with hydrogen sulfide from underground oil and gas and from acid rain