cooling roll
51Rolls-Royce Merlin — Merlin The Rolls Royce Merlin …
52Spray forming — Spray forming, also known as spray casting, spray deposition[1] and in situ compaction,[2] is a method of casting near net shape metal components with homogeneous microstructures via the deposition of semi solid sprayed droplets onto a shaped… …
53papermaking — [pā′pər māk΄iŋ] n. the making of paper papermaker n. * * * pa·per·mak·ing (pāʹpər mā kĭng) n. The process or craft of making paper. paʹper·mak er n. * * * Introduction formation of a matted or felted sheet, usually of cellulose fibres,… …
54plastic — plastically, plasticly, adv. /plas tik/, n. 1. Often, plastics. any of a group of synthetic or natural organic materials that may be shaped when soft and then hardened, including many types of resins, resinoids, polymers, cellulose derivatives,… …
55printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… …
56Concorde — For other uses, see Concorde (disambiguation). Concorde Role Supersonic airliner …
57Welding — is a fabrication process that joins materials, usually metals or thermoplastics, by causing coalescence. This is often done by melting the workpieces and adding a filler material to form a pool of molten material (the weld puddle ) that cools to… …
58P-47 Thunderbolt — infobox Aircraft name =P 47 Thunderbolt type =Fighter bomber manufacturer =Republic Aviation caption =USAAF P 47D Razorback configuration designer =Alexander de Seversky Alexander Kartveli first flight =6 May 1941 introduction =1942 retired =1955 …
59Firefighting — Distinguish from a firefight, which means a battle with firearms. Firefighting is the act of extinguishing destructive fires. A firefighter fights these fires to prevent destruction of life, property and the environment. Firefighting is a highly… …
60Allotropes of sulfur — There are a large number of allotropes of sulfur. In this respect, sulfur is second only to carbon.[1] The most common form found in nature is yellow orthorhombic α sulfur, which contains puckered rings of S8.[1] Chemistry students may have seen… …
