voids in the insulation material
1Building insulation — refers broadly to any object in a building used as insulation for any purpose. Whilst the majority of insulation in buildings is for thermal purposes, the term also applies to acoustic insulation, fire insulation, and impact insulation. Often an… …
2External wall insulation — system= External wall insulation system (EWIS) a thermally insulated, protective, decorative exterior cladding system which consist of: *foamed polystyrene *mineral wool *polyurethane foam *mineral or synthetic plasterThermal insulation thickness …
3Space Shuttle thermal protection system — The Space Shuttle thermal protection system (TPS) is the barrier that protects the Space Shuttle Orbiter during the searing 1650 °C (3000 °F) heat of atmospheric reentry. A secondary goal is to protect from the heat and cold of space while on… …
4Partial discharge — In electrical engineering, a partial discharge (PD) is a localised dielectric breakdown of a small portion of a solid or liquid electrical insulation system under high voltage stress. While a corona discharge is usually revealed by a relatively… …
5Masonry — This article refers to the building structure component; for the fraternal organization, see Freemasonry. A mason laying mortar on top of a finished course of blocks, prior to placing the next course. Masonry is the building of structures from… …
6building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
7Electrical treeing — Within the field of electrical engineering, treeing is an electrical pre breakdown phenomenon. It is a damaging process due to partial discharges and progresses through the stressed dielectric insulation, whose path resembles the form of a tree.… …
8Polyvinyl chloride — Polyvinyl chloride, (IUPAC Polychloroethene) commonly abbreviated PVC, is a widely used thermoplastic polymer. In terms of revenue generated, it is one of the most valuable products of the chemical industry. Around the world, over 50% of PVC… …
9Flux (metallurgy) — Rosin used as flux for soldering A flux pen used f …
10Plastic moulding — In Plastic moulding, the moulding process selected depends upon two main factors: The geometry of the component to be moulded and the material from which it is to be made. There are two main groups of plastic moulding materials: Thermoplastic… …
