{HEAD ~ The apparatus} further includes {TAIL ~ a source} of octenol provided in the housing, and a device for introducing and mixing the octenol with the carbon dioxide within the housing 
includes
{ HEAD ~ The apparatus } further includes { TAIL ~ a source } of octenol provided in the housing , and a device for introducing and mixing the octenol with the carbon dioxide within the housing
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH