Supported membranes are often considered to have better mechanical properties and {TAIL ~ ease} of handling than {HEAD ~ unsupported membranes} 
Supported membranes are often considered to have better mechanical properties and { TAIL ~ ease } of handling than { HEAD ~ unsupported membranes }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD