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71Maria Callas — Callas redirects here. For other uses, see Callas (disambiguation). Maria Callas Maria Callas (Greek: Μαρία Κάλλας) (December 2, 1923 – September 16, 1977) was an American born Greek soprano and one of the most renowned opera singers of the… …
72Stone sealer — Stone Porosity All natural stone is porous, which means it has interconnected capillaries through which liquids and gases can move. In fact, porous materials act like a hard sponge and actually suck in liquids over time, along with any dissolved… …
73Radar — For other uses, see Radar (disambiguation). A long range radar antenna, known as ALTAIR, used to detect and track space objects in conjunction with ABM testing at the Ronald Reagan Test Site on Kwajalein Atoll …
74B-1 Lancer — Infobox Aircraft name = B 1 Lancer type = Strategic bomber national origin = United States manufacturer = North American Rockwell Rockwell International Boeing caption = A B 1B Lancer in flight. designer = first flight = 23 December 1974… …
75Melanoma — Classification and external resources A melanoma ICD 10 C43 …
76Anchor — For other uses, see Anchor (disambiguation). Ploudalmézeau, anchor of Amoco Cadiz An anchor is a device, normally made of metal, that is used to connect a vessel to the bed of a body of water to prevent the vessel from drifting due to wind or… …
77Shell (projectile) — This article is about the artillery projectile. For the small arms ammunition, see Shotgun shell. Some sectioned shells from the First World War. From left to right: 90 mm fragmentation shell, 120 mm pig iron incendiary shell, 77/14 model 75 mm… …
78ExoMars — Operator ESA, NASA Major contractors Thales Alenia Space and Astrium Mission type Orbiter, lander and rover Orbital insertion date 2017 and 2019 Launch date …
79Waterproof vibrator — A waterproof vibrator is a sex toy containing a waterproof mechanism which can be used underwater. The motor, batteries and other parts of this vibrator are enclosed, so underwater use is absolutely safe without the risk of damaging the mechanism …
80Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
