Which one of these is not a mechanism of the working of surfactants?

Which one of these is not a mechanism of the working of surfactants? Correct Answer Decrease membrane permeability

Mechanism involved in the increased absorption of the drug is, promotion of wetting through the increased surface area. These also help in better membrane contact and enhanced membrane permeability.
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A, B, C, D, K, L, M and O are researchers and are working in three different institutes, X, Y and Z. They are working in three different areas namely, solar energy, sustainable development, and rainwater harvesting for agricultural purpose. Not less than two or more than three researchers are working in the same area and not more than three of them are working the same institute. K is researching in the sustainable development in the institute Y with B who is doing research in rainwater harvesting. A and M are doing research in the same area but not in sustainable development and are not working in the institute Y. C is researching in solar energy in the institute Z, only with D who is working in sustainable development. L is researching in rainwater harvesting area and not working in the institute where A works. O is not doing research in the solar energy. Choose option for answering question, In which of the institute/institutes at least one researcher is working in the area of solar energy ?
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2. Toggle mechanism
3. Radial cylinder engine mechanism
4. Quick return mechanism
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Corrosion inhibitors and surfactants are generally cationic surfactants.
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1. An increase in current assets increases working capital.
2. An increase in current assets decreases working capital.
3. An increase in current liabilities decreases working capital.
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