In theory, this method helps to break down the «homes» of bacteria, which are usually made of microcapsules of oil. (thyroidpharmacist.com)
The UAB researchers have previous experience making and testing biocompatible microcapsules with alternating layers of tannic acid and poly (N - vinylpyrrolidone), or TA / PVPON. (technologyalpha.net)
In every e-paper display there are millions of tiny microcapsules containing (negatively charged) black and (positively charged) white pigments suspended in a clear fluid. (plasticlogic.com)