IT is generally assumed that non-porous oxide films formed on valve metals by anodic oxidation in aqueous electrolytes are normally substantially uniform in thickness and composition. By means of ...

Migration and trapping: The oil and gas migrate through porous rock layers and get trapped beneath non-porous rock, forming reservoirs. Contrary to popular belief, the study of biomarkers ...

Whiskey rocks are ice-cube-sized blocks that can ... One of their most important properties is that they are non-porous, so they don't react with your drink in any way except for chilling it.