This allows, for example, {TAIL ~ lower surface temperatures} of substrates being coated with {HEAD ~ flame produced vapors} and coating of interior surfaces 
This allows , for example , { TAIL ~ lower surface temperatures } of substrates being coated with { HEAD ~ flame produced vapors } and coating of interior surfaces
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH