Questão número 637281

As questões de números 10 e 11 referem-se ao texto que segue.

This text focuses on

• A.

  the different categories of hydrocarbon losses in vapor recovery units.

• B.

  the economic and environmental benefits of storing crude oil in fixed roof tanks.

• C.

  recovering emissions from crude oil stored in fixed roof tanks.

• D.

  marketing light hydrocarbon vapors to be used as on site fuel.

• E.

  preventing vapors from venting into the atmosphere by allowing oil to "weather" in the tanks.