{HEAD ~ A further object} was, through a suitable choice of the reaction implementation, to reduce the formation and {TAIL ~ the discharge} of silicon dust from the fluidized bed to an extent that additional measures can be obviated 
to reduce
{ HEAD ~ A further object } was , through a suitable choice of the reaction implementation , to reduce the formation and { TAIL ~ the discharge } of silicon dust from the fluidized bed to an extent that additional measures can be obviated
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH