The enclosure member is permeable to at least one fluid in the subterranean formation or injected with the capsules such that upon sufficient exposure to the fluid, the capsules rupture, thereby releasing {TAIL ~ the breaker} to {HEAD ~ the formation} 
The enclosure member is permeable to at least one fluid in the subterranean formation or injected with the capsules such that upon sufficient exposure to the fluid , the capsules rupture , thereby releasing { TAIL ~ the breaker } to { HEAD ~ the formation }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD