This is {TAIL ~ another solution} which enables measuring and detecting {HEAD ~ several different gases} by a single measurement 
This is { TAIL ~ another solution } which enables measuring and detecting { HEAD ~ several different gases } by a single measurement
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH