fire and smoke control ventilation
61American Airlines Flight 77 — Infobox Aircraft crash name = American Airlines Flight 77 caption = Two still images from a Pentagon security camera video immediately before and after the crash highlighting Flight 77 prior to impact date = September 11, 2001 type = Hijacking… …
62Chronic obstructive pulmonary disease — Classification and external resources Gross pathology of a lung showing centrilobular type emphysema characteristic of smoking. This close up of the fixed, cut lung surface shows multiple cavit …
63May 2011 — was the fifth month of the current year. It began on a Sunday and ended after 31 days on a Tuesday. International holidays (See Holidays and observances, on sidebar at right, below) Portal:Current events This is an archived version of Wikipedia s …
64BTR-80 — Infobox Weapon name= BTR 80 caption=A BTR 80 in Zvornik, Bosnia and Herzegovina origin=Soviet Union type=Armoured personnel carrier is vehicle=yes crew=3 (+7 passengers) length= 7.65 m width= 2.90 m height= 2.35 m weight= 13.6 tonnes armour=… …
65MS Ecstasy — is a Fantasy class cruise ship, which began operation with Carnival Cruise Lines in 1991. Features include three pools, whirlpools, a variety of dining options, nightclubs, a casino, and duty free shopping. History The ship suffered heavy damage… …
66Building insulation materials — A selection of insulation materials can aid in building insulation. All of these are based on standard principles of thermal insulation. Materials used to reduce heat transfer by conduction, radiation or convection are employed in varying… …
67Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
68Pottery — Pot and Pots redirect here. For Pot, see Pot (disambiguation). For POTS, see POTS (disambiguation). Unfired green ware pottery on a traditional drying rack at Conner Prairie living history museum …
69Palace of Westminster — Houses of Parliament redirects here. For other uses, see Houses of Parliament (disambiguation). Palace of Westminster The Palace of Westminster and Westminster Bridge viewed …
70Dust collector — Two rooftop dust collectors in Pristina, Kosovo A dust collector is a system used to enhance the quality of air released from industrial and commercial processes by collecting dust and other impurities from air or gas. Designed to handle heavy… …
