and simplest surfactant is soap, already known and used by the ancient egyptians. soap is of course still widely used as a detergent and cleaning product, though during the course of the th century more effective and multi-functional surfactants have been developed, based on both mineral and plant oils...
escherichia coli ( ), ( ). you will need - tablespoons of raw, unfiltered apple cider vinegar glass of warm water what you have to do add one to two tablespoons of apple cider vinegar to a glass of water. mix well and consume immediately. how often you should do this drink this to times daily. . essential...