half-life exchange
71Seaborgium — (pronEng|siːˈbɔrgiəm) is a chemical element in the periodic table that has the symbol Sg and atomic number 106, Image of Seaborgium . Seaborgium is a synthetic element whose most stable isotope 271Sg has a half life of 1.9 minutes. Chemistry… …
72Molybdenum — niobium ← molybdenum → technetium Cr ↑ Mo ↓ W …
73Mega-City One — as of before the Apocalypse War. Publication information …
74Steam (content delivery) — Infobox Software name=Steam logo= caption=The Steam welcome screen with the default skin developer=Valve Corporation released=2003 09 12cite web|url=http://store.steampowered.com/news/183/|title=Steam Client Released|date=2003 09… …
75Isotopes of lithium — Naturally occurring lithium (Li) (standard atomic mass: 6.941(2) u) is composed of two stable isotopes (SimpleNuclide|Lithium|6 and SimpleNuclide|Lithium|7, the latter being the more abundant (92.5% natural abundance). Seven radioisotopes have… …
76Persistent carbene — A stable carbene: isolated 1,3 dimesitylimidazol 2 ylidene in a Schlenk flask (stir bar also present). A persistent carbene (also known as stable carbene or Arduengo carbene) is a type of carbene demonstrating particular stability. The best known …
77List of Pure Pwnage episodes — There are currently eighteen episodes of Pure Pwnage. All the episodes are available for download in DivX encoded AVI format and now also in Mac/iPod and PSP MP4 format from [http://www.purepwnage.com/episodes.html the Pure Pwnage website] , HTTP …
78Discovery and development of proton pump inhibitors — Proton pump inhibitors (PPIs) block the gastric Hydrogen potassium ATPase (H+,K+ ATPase) and inhibit gastric acid secretion. These drugs have emerged as the treatment of choice for acid related diseases, including gastroesophageal reflux disease… …
79Haemoglobin-based oxygen carriers — Hemoglobin based oxygen carriers are one of two main types of oxygen carrying blood substitutes in development, the other one being perfluorocarbon emulsions. As of June 2008 there are no haemoglobin based oxygen carriers or perfluorocarbon… …
80Fermium — Not to be confused with Ferrum , the Latin name for Iron. einsteinium ← fermium → mendelevium …
