{HEAD ~ The coating material} 17 contains {TAIL ~ encased nanoparticles} 18, where the material of the nanoparticles consists of aluminum and aluminum oxide was selected as the metal oxide 
contains
{ HEAD ~ The coating material } 17 contains { TAIL ~ encased nanoparticles } 18 , where the material of the nanoparticles consists of aluminum and aluminum oxide was selected as the metal oxide
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH