{HEAD ~ The coating} is effective in protecting {TAIL ~ both aluminum and steel surfaces} against corrosion in salt spray environments and in protecting polymeric composite materials such as ablative coatings used in aerospace against deterioration after exposure to water 
is effective in protecting
{ HEAD ~ The coating } is effective in protecting { TAIL ~ both aluminum and steel surfaces } against corrosion in salt spray environments and in protecting polymeric composite materials such as ablative coatings used in aerospace against deterioration after exposure to water
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