Zinc-rich and aluminum-rich coatings are examples of inorganic coatings that protect through galvanic or sacrificial action. They corrode at a faster rate than the metal they protect, thereby blocking corrosion on the underlying substrate. Coal tar epoxy and mastic asphalt coatings are used for external pipeline coatings buried underground or submerged in water. Recently developed nan... https://www.newsstatix.com/anti-corrosion-coatings-market-report-trends-share-insights/