In some embodiments, the step of producing an orifice includes {TAIL ~ hydraulic fracturing} of the substrate with {HEAD ~ the paraffinic fluid} 
In some embodiments , the step of producing an orifice includes { TAIL ~ hydraulic fracturing } of the substrate with { HEAD ~ the paraffinic fluid }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD