Choose the correct answer and explain Which of these are the surfactants when dissolved in water, lowers the advancing contact angle and aids in displacing an air phase at the surface, and replaces it with liquid face: a. Wetting agents b. Solubilizers c. Emulsifiers d. Foamers

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A:

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Q: Discuss why synthetic lubricants is preferred over petroleum-based fluids for specific applications.

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Q: What will happen or what is the effects if there are too much surfactants?

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Q: What are the roles of polymers in Cosmetics? Give at least 2 examples in each role.

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