multistage production
31airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …
32Autonomous building — An autonomous building is a building designed to be operated independently from infrastructural support services such as the electric power grid, municipal water systems, sewage treatment systems, storm drains, communication services, and in some …
33Malaria vaccine — Malaria vaccines are an area of intensive research. However, there is no effective vaccine that has been introduced into clinical practice. The global burden of P. falciparum malaria increased through the 1990s due to drug resistant parasites and …
34McDonnell Douglas F-15 Eagle — F 15 redirects here. For other uses, see F15 (disambiguation). F 15 Eagle USAF F 15C over Washington …
35F-15 Eagle — Infobox Aircraft name=F 15 Eagle type=Air superiority fighter manufacturer=McDonnell Douglas / Boeing IDS caption=USAF F 15 over Washington, D.C designer= first flight=July 27, 1972 introduction=January 9, 1976 retired= number built=… …
36Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… …
37Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… …
38Neodymium(III) chloride — Other names …
39Christianity — /kris chee an i tee/, n., pl. Christianities. 1. the Christian religion, including the Catholic, Protestant, and Eastern Orthodox churches. 2. Christian beliefs or practices; Christian quality or character: Christianity mixed with pagan elements; …
40nutritional disease — Introduction any of the nutrient related diseases and conditions that cause illness in humans. They may include deficiencies or excesses in the diet, obesity and eating disorders, and chronic diseases such as cardiovascular disease,… …
