... Such bond breakage may be caused chemically (e.g., through hydrolysis reactions, oxidation, or free-radical reactions) ormechanically (e.g., through freeze–thaw cycling, which leads to alternat-ing ... Tuesday, March 7, 2006 12:12 PM© 2006 by Taylor & Francis Group, LLC 86 Corrosion Control Through Organic Coatings 5.1.1 C HEMICAL A NALYSIS T ECHNIQUES FOR H EAVY ... layer is dissolved in the acid solution, this method is unaffected bystratification of heavy metals throughout the layer. That is, there is no need to worryabout whether the lead is contained mostly...