In some cases, you need to have certain raw materials that are in limited supply, and that some suppliers might be able to take advantage of that.
Certain species of spiders, in particular the Orb Weaver, have certain ultraviolet-reflective materials in their webs' silk, to warn birds about the web's presence.
And, the composite materials have certain photocatalytic performance.
Different electrode materials have certain differences in conductivity, surface area and porosity.
Furthermore, the developed material should have certain properties and specifications, so as to have a sufficient response against blast and impact loading conditions.
Materials should have certain characteristics to be used as a LCM, which are briefly discussed in API standards 13B-1 and 13B-2.
Rapid tooling methods however, have certain limitations in terms of mold material, accuracy, surface finish, and mold life.
Viscoelastic phenomena widely exist in MEMS materials, which may have certain effects on quasi-static behaviors and transition mechanism of nonlinear jumping phenomena.
For years, scientists have been seeking ways to make certain materials less reflective.
Glass-ionomer cements have certain features that are superior to those of resin-based materials and dental amalgam [ 4].
It is possible that these decliners have certain characteristics and experiences in common that are underrepresented in our interview material.
