buffer rod
81Beam compass — A beam compass is a compass with a beam and sliding sockets or cursors for drawing and dividing circles larger than those made by a regular pair of compasses.[1] The instrument can be as a whole, or made on the spot with individual sockets… …
82Opposed-piston engine — This article is about existing engine designs. For the quite different concept proposed by Frank Stelzer, see Stelzer engine. Fairbanks Morse opposed piston diesel engines on the submarine USS Pampanito An opposed piston engine is a reciprocating …
83motorcar — noun a motor vehicle with four wheels; usually propelled by an internal combustion engine (Freq. 1) he needs a car to get to work • Syn: ↑car, ↑auto, ↑automobile, ↑machine • Derivationally related forms: ↑ …
84North Melbourne Football Club — North Melbourne Names Full name North Melbourne Football Club Ltd[1] Nickname(s) Kangaroos, Shinboners …
85Pencil — This article is about the handwriting instrument. For other uses, see Pencil (disambiguation). HB graphite pencils A pencil is a …
86The Man in the High Castle —   …
87Ruler — For other uses, see Ruler (disambiguation). A variety of rulers A 2 meter …
88Magnetometer — A magnetometer is a measuring instrument used to measure the strength or direction of a magnetic field either produced in the laboratory or existing in nature. Some countries such as the USA, Canada and Australia classify the more sensitive… …
89One Power — In The Wheel of Time fantasy series by Robert Jordan, the One Power is the force that maintains the continuous motion of the Wheel of Time. It comes from the True Source, and it is separated into two halves: saidin /saɪˈd …
90ELISA — Enzyme Linked ImmunoSorbent Assay, also called ELISA, Enzyme ImmunoAssay or EIA, is a biochemical technique used mainly in immunology to detect the presence of an antibody or an antigen in a sample. The ELISA has been used as a diagnostic tool in …
