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2. Fatty acids: natural surface-active molecules
2.1 Definition of a surfactant
A surfactant is an amphiphilic molecule with a hydrophilic part (having an affinity for water) and a hydrophobic part (having no affinity for water).
A surfactant is a molecule possessing both a hydrophobic apolar part, generally made up of an alkyl hydrocarbon chain,...
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Fatty acids: natural surface-active molecules
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