The 4 stage reduction process first of all involves {HEAD ~ a heating and cooling stage} in an atmosphere such as {TAIL ~ an inert atmosphere} which dries the organometallic compound 
The 4 stage reduction process first of all involves { HEAD ~ a heating and cooling stage } in an atmosphere such as { TAIL ~ an inert atmosphere } which dries the organometallic compound
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH