mechanical electrical plumbing
81Polyoxymethylene — Other names Poly(oxymethylene) glycol; Polymethylene glycol …
82Solar thermal energy — Solar thermal system for water heating in Santorini, Greece …
83Life Safety Code — Administered, copyrighted, and published by the National Fire Protection Association (NFPA), the Life Safety Code, known as NFPA 101 is the registered trademark of an American consensus standard which, like many NFPA documents, is systematically… …
84Self-steering gear — is equipment used on ships and boats to maintain a chosen course without constant human action. It is also known by several other terms, such as autopilot (borrowed from aircraft and considered incorrect by some) and autohelm (technically a… …
85International Building Code — The International Building Code (IBC) is a model building code developed by the International Code Council (ICC). It has been adopted throughout most of the United States. HistorySince the early 1900s, the system of building regulations in the… …
86Analogical models — are a method of representing a phenomenon of the world, often called the ‘target system’ by another, more understandable or analysable system. They are also called dynamical analogies. Explanation Analogizing is the process of representing… …
87industrial polymers, major — Introduction chemical compounds used in the manufacture of synthetic industrial materials. In the commercial production of plastics, elastomers, man made fibres, adhesives, and surface coatings, a tremendous variety of polymers are… …
88Cepco — (Civil and Electrical Projects COntracting) is a leading construction company with corporate headquarters in Jeddah, Saudi Arabia, and offices throughout Saudi Arabia and the Middle East. CEPCO has been in business since 1977 and provides… …
89Polyvinyl 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… …
90Firestop — A firestop is a passive fire protection system of various components used to seal openings and joints in fire resistance rated wall and/or floor assemblies, based on fire testing and certification listings. Unprotected openings in fire… …
