For example, reliability testing by cycling {HEAD ~ temperatures} from twenty degrees Celsius to {TAIL ~ one hundred degrees Celsius} for 5,000 cycles, will only permit two shutdowns per day 
to
For example , reliability testing by cycling { HEAD ~ temperatures } from twenty degrees Celsius to { TAIL ~ one hundred degrees Celsius } for 5,000 cycles , will only permit two shutdowns per day
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH