{HEAD ~ A method} of enhancing {TAIL ~ the operation} of diesel fuel combustion systems in a combustion system includes supplying a fuel and additive that includes a manganese compound to a diesel fuel combustion system 
{ HEAD ~ A method } of enhancing { TAIL ~ the operation } of diesel fuel combustion systems in a combustion system includes supplying a fuel and additive that includes a manganese compound to a diesel fuel combustion system
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