Cement is a binding agent and is a key ingredient of the most used manmade material: concrete. The demand for cement is strongly correlated to the .
These days, we use them almost exclusively to transport skiers and snowboarders up snow slopes, but before the 1940s, aerial ropeways were a common means of cargo transport, not only in mountainous regions but also on flat terrain, with largescale systems already built during the Middle Ages. Cargo tramways can be fully or partly .
A Space Colony is when a colony is not on the surface of a planet, but instead is a huge space station. They are discussed in detail here.. And when a mature colony starts making noices about "No Taxation Without Representation", the time .
baker perkins in the bakery industry. index. a short history of bread making ; the beginnings of baker perkins' involvement in the bakery business
BU705: How to Recycle Batteries. Learn about disposal and how toxic material can continue to be used in batteries if recycled. Lead and cadmiumbased batteries pose the largest environmental concerns, so much so that nickelcadmium was banned in Europe .
Iron processing The metal: Most blast furnaces are linked to a basic oxygen steel plant, for which the hot metal typically contains 4 to percent carbon, to percent silicon, percent sulfur, to percent manganese, and percent phosphorus. Tapping temperatures are in the range 1,400° to 1,500° C (2,550° to 2,700° F); to save .
Port Manteaux churns out silly new words when you feed it an idea or two. Enter a word (or two) above and you'll get back a bunch of portmanteaux created by jamming together words that are conceptually related to your inputs.. For example, enter "giraffe" and you'll get back words like "gazellephant" and "gorilldebeest".