{TAIL ~ Components} from sources 220 and 222 are mixed to form {HEAD ~ a mixture} 224 which is flowed into reaction chamber 202 
{ TAIL ~ Components } from sources 220 and 222 are mixed to form { HEAD ~ a mixture } 224 which is flowed into reaction chamber 202
TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH