Figure 5.3. The figure shows the wage rate and the quantity of labor supplied in an unskilled labor market.
-Hydraulic fracking involves pumping millions of gallons of chemically treated water into the wells at pressures of 9,000 pounds per square inch or more.

Question

​Figure 5.3. The figure shows the wage rate and the quantity of labor supplied in an unskilled labor market. 
-Hydraulic fracking involves pumping millions of gallons of chemically treated water into the wells at pressures of 9,000 pounds per square inch or more.​

Quizplus · Accepted Answer

Hydraulic fracturing, or fracking, indeed involves pumping large volumes of water mixed with sand and chemicals into the ground at high pressures to fracture the rock and release natural gas or oil. The pressures can exceed 9,000 pounds per square inch to effectively create fractures in the rock formation.

​Figure 53

Figure 53