An applicator for creating a homogeneous film coating of {HEAD ~ a substance} comprising a first component and {TAIL ~ a second component}, the applicator comprising: 
comprising
An applicator for creating a homogeneous film coating of { HEAD ~ a substance } comprising a first component and { TAIL ~ a second component } , the applicator comprising :
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH