Interfacial surface tension and Surface tension

Interfacial surface tension noun - Surface tension at the surface separating two non-miscible liquids.

Surface tension and interfacial surface tension are semantically related. In some cases you can use "Surface tension" instead a noun phrase "Interfacial surface tension".

Surface tension noun - A phenomenon at the surface of a liquid caused by intermolecular forces.

Interfacial surface tension and surface tension are semantically related. Sometimes you can replace phrase "Interfacial surface tension" with "Surface tension", this phrases are similar.