In {HEAD ~ use} the tablets are removed from {TAIL ~ the sealed containers} thereof and selectively deposited in the areas or bulk materials to be fumigated thereby 
In { HEAD ~ use } the tablets are removed from { TAIL ~ the sealed containers } thereof and selectively deposited in the areas or bulk materials to be fumigated thereby
OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH