pressure-watertight
31Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
32tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
33List of diving hazards and precautions — Contents 1 Effects of relying on breathing equipment while underwater 2 Effects of barotrauma or pressure damage 2.1 …
34Dive computer — A watch sized dive computer incorporating an electronic compass and the ability to display cylinder pressure when used with an optional transmitter (Suunto D9) A dive computer or decompression meter is a device used by a scuba diver to measure… …
35angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction any member of the more than 300,000 species of flowering plants (division Anthophyta) …
36Dynamic insulation — is a form of insulation where cool outside air flowing through the thermal insulation in the envelope of a building will pick up heat from the insulation fibres. Buildings can be designed to exploit this to reduce the transmission heat loss (U… …
37human cardiovascular system — ▪ anatomy Introduction organ system that conveys blood through vessels to and from all parts of the body, carrying nutrients and oxygen to tissues and removing carbon dioxide and other wastes. It is a closed tubular system in which the… …
38RMS Olympic — was the lead ship of the Olympic class ocean liners built for the White Star Line, which also included Titanic and Britannic . Unlike her sisters, Olympic served a long and illustrious career (1911 to 1935), becoming known as Old Reliable. The… …
39Airlock — An airlock is a device which permits the passage of people and objects between a pressure vessel and its surroundings while minimizing the change of pressure in the vessel and loss of air from it. The lock consists of a small chamber with two… …
40Bulk carrier — The Sabrina I is a modern Handymax bulk carrier. Class overview Name: Freighter Subclasses …
