MCQOPTIONS
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| 1. |
Which of the following is correct in the context Surfactant used in the oil and gas industry? |
| A. | Increases the surface or interfacial tension |
| B. | Reduces the surface or interfacial tension |
| C. | Increases the surface and reduces the interfacial tension |
| D. | Reduces the surface and increases interfacial tension |
| Answer» E. | |