porosity characteristic
81Drilling mud — In geotechnical engineering, drilling mud, also known as spud mud (when beginning the drilling process), is a drilling fluid used to drill boreholes into the earth. Often used while drilling oil and natural gas wells and on exploration drilling… …
82Wood stain — A Wood stain, is a sub category of paint, consists of a pigment suspended in a vehicle of solvent and binding agent (alkyd, linseed oil, acrylic, polyurethane, lacquer, or resin). It is formulated to impart or transport the pigment into the pores …
83Fire ecology — The Old Fire burning in the San Bernardino Mountains (image taken from the International Space Station) Fire ecology is concerned with the processes linking the natural incidence of fire in an ecosystem and the ecological effects of this fire.… …
84Metal foam — Foamed aluminium A metal foam is a cellular structure consisting of a solid metal, frequently aluminium, containing a large volume fraction of gas filled pores. The pores can be sealed (closed cell foam), or they can form an interconnected… …
85Operation Wallacea — logo. Operation Wallacea (known as Opwall) is an organisation funded by tuition fees that runs a series of biological and conservation management research programmes operating in remote locations across the world. These expeditions are designed… …
86Turf management — or pitchcare describes the work needed to keep a sporting pitch ready for use. This article looks at the various types of sporting pitches and the type of challenges which they present.The skills needed vary considerably dependent upon the sport… …
87Foreland basin — basins, where accommodation space is generated by lithospheric extension. Types of Foreland BasinForeland basins can be divided into two categories: * Peripheral (Pro) foreland basins, which occur on the plate that is subducted or underthrust… …
88Akadama — nihongo|Akadama|赤玉 the name of which comes from the Japanese words for red and ball , is a naturally occurring, granular clay like mineral that is used as soil for bonsai trees and other container grown plants. It is surface mined, immediately… …
89Rising damp (structural) — Rising damp is a condition caused by ground moisture rising up a masonry wall by capillary action. It occurs where there is no damp proof course (DPC) or where the DPC has been damaged or bridged. Where present, moisture can rise up the wall to a …
90Optical dilatometer — An optical dilatometer is a non contact device able to measure thermal expansions or sintering kinetics of any kind of materials, unlike traditional push rod dilatometer, it can push up to the dilatometric softening of the specimen. It is a… …
