steam peak
101Churnet Valley Railway — Churnet Valley Railway …
102Duke Energy — Corporation Type Public(NYSE: DUK) S P 500 Component Industry …
103Oil depletion — per major producing country. This model assumes world oil depletion remains constant at the 2004 level of 80 million barrels per day.[1] However, world oil depletion is currently (as of 2008) at 85 million barrels per day …
104Stroke ratio — In a reciprocating piston engine, the stroke ratio, defined by either bore/stroke ratio or stroke/bore ratio, is a term which is used to describe the ratio between the diameter of the cylinder bore and the length of the piston stroke within its… …
105Mount Edziza volcanic complex — Mount Edziza, one of the main volcanoes of the Mount Edziza volcanic complex Elevation …
106railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… …
107Chesham branch — The sharply curved embankment into Chesham station and the entrance to the disused second platform Overview …
108History of Europe — Europe depicted by Antwerp cartographer Abraham Ortelius in 1595 History of Europe describes the history of humans inhabiting the European continent since it was first populated in prehistoric times to present, with the first human settlement… …
109Petroleum — For other uses, see Petroleum (disambiguation). Proven world oil reserves, 2009 …
110Solar energy — is the light and radiant heat from the Sun that powers Earth s climate and weather and sustains life. Since ancient times it has been harnessed for human use through a range of technologies. Solar radiation along with secondary solar resources… …
