energy-saving light bulb
4131st G8 summit — Infobox G8 summit name = 31st G8 summit year = 2005 caption = 31rst G8 Summit official logo country = United Kingdom dates = July 6 – July 8, The 31st G8 summit was held from July 6 to July 8 2005 at the Gleneagles Hotel in Auchterarder, Perth… …
42Joke — This article is about the form of humour. For other uses, see Joke (disambiguation). Contents 1 Purpose 2 Antiquity of jokes 3 …
43Rendement lumineux — Pour les articles homonymes, voir Rendement. Le rendement lumineux d une source lumineuse est le rapport entre le flux lumineux émis par cette source lumineuse et la puissance absorbée par la source. Il s exprime donc en lumens par watt (lm/W).… …
44building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
45horticulture — horticultural, adj. horticulturist, n. /hawr ti kul cheuhr/, n. 1. the cultivation of a garden, orchard, or nursery; the cultivation of flowers, fruits, vegetables, or ornamental plants. 2. the science and art of cultivating such plants. [1670… …
46Diesel engine — Diesel engines in a museum Diesel generator on an oil tanker …
47Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
48Mark B. Cohen — For other uses, see Mark Cohen (disambiguation). Mark B. Cohen Member of the Pennsylvania House of Representatives from the 202nd district Incumbent Assumed office 1974 Preceded by Eugene Gelfand …
49ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… …
50Green computing — is the study and practice of using computing resources efficiently. The primary objective of such a program is to account for the triple bottom line, an expanded spectrum of values and criteria for measuring organizational (and societal) success …
