filtering apparatus
41respiration, human — ▪ physiology Introduction the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… …
42Hazmat suit — A hazmat suit is a garment worn as protection from hazardous materials or substances. A Hazmat suit is generally combined with breathing apparatus or protection and may be used by firefighters, emergency personnel responding to toxic spills,… …
43muscle — muscleless, adj. muscly, adj. /mus euhl/, n., v., muscled, muscling, adj. n. 1. a tissue composed of cells or fibers, the contraction of which produces movement in the body. 2. an organ, composed of muscle tissue, that contracts to produce a… …
44Aberdeen — ABERDEEN, a city, and sea port town, the seat of a university, the capital of the county of Aberdeen, and the metropolis of the North of Scotland, 109 miles (N. N. E.) from Edinburgh, and 425 (N. by W.) from London; containing, with parts of… …
45Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… …
46Session Border Controller — A Session Border Controller is a device used in some VoIP networks to exert control over the signaling and usually also the media streams involved in setting up, conducting, and tearing down calls. Within the context of VoIP, the word Session in… …
47Ernest Lenard Hall — ] He has also served as a judge for the Cincinnati FIRST Lego League for two yearscite web |url=http://www.sme.org/cgi bin/find articles.pl? 07apm005 ME 20070409 SME #article|title=SME Member Supports DARPA Challenge|accessdate=2007 12… …
48George Ashley Campbell — Infobox Scientist name = George Ashley Campbell caption = birth date = birth date|1870|11|27 birth place = Hastings, Minnesota death date = death date and age|1954|11|10|1870|11|27 death place = residence = United States nationality =American… …
49History of video games — Part of a series on …
50Conodont — Conodonts Temporal range: 495–199.6 Ma …
