Rather, in the case of virgin workpieces, it is believed that machining {HEAD ~ the component}, such as an SiC boat, produces {TAIL ~ particles} which deposit upon the surface of the component 
produces
Rather , in the case of virgin workpieces , it is believed that machining { HEAD ~ the component } , such as an SiC boat , produces { TAIL ~ particles } which deposit upon the surface of the component
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH