Seal face distortion, shown as uneven wear, may be caused by _____.
a. uneven torque on the gland bolts
b. gaskets protruding into the seal cavity
c. light interference
d. over-torquing the gland bolts
Question 2
The _____ amendments of 1990 made leaky stuffing boxes unacceptable for use in the United States.
a. Oil and Gas Regulation
b. Clean Air Act
c. OSHA
d. Hazmat