rock pores
121clay mineral — any of a group of hydrous aluminum silicate minerals, as kaolinite, illite, and montmorillonite, that constitute the major portion of most clays. [1945 50] * * * Any of a group of important hydrous aluminum silicates with a layered structure and… …
122Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… …
123Polyp — This article is about the biological structure. For the medical condition, see Polyp (medicine). For the cartoonist, see P J Polyp. Gorgonian polyps in a reef aquarium. A polyp in zoology is one of two forms found in the phylum Cnidaria, the… …
124Connate fluids — The term connate fluids in the context of geology, and of sedimentology in particular, refers to the liquids that were trapped in the pores of sedimentary rocks as they were deposited. These liquids are largely composed of water, but also contain …
125Water purification — This article is about large scale, municipal water purification. For portable/emergency water purification, see portable water purification. For industrial water purification, see deionized water. For distilled water, see distilled water. Water… …
126Permeable paving — Permeable paving, is different than pervious paving or porous pavement, by virtue of the fact that rainwater passes around the paver as opposed to passing through the paver helping to reduce or eliminate clogging found in pervious or porous… …
127List of fictional diseases — This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. This article is a list of fictional diseases nonexistent, named medical conditions… …
128Coconut crab — Coconut crab …
