The product is provided by operating within {TAIL ~ desired parameters} of {HEAD ~ weight hourly space velocity} and oxygenate partial pressure 
The product is provided by operating within { TAIL ~ desired parameters } of { HEAD ~ weight hourly space velocity } and oxygenate partial pressure
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH