Breaking inside formation {HEAD ~ pores} is accomplished without mechanical intervention or {TAIL ~ use} of a second fluid 
Breaking inside formation { HEAD ~ pores } is accomplished without mechanical intervention or { TAIL ~ use } of a second fluid
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH