to travel by tube
121Intravenous therapy — or IV therapy is the giving of liquid substances directly into a vein. It can be intermittent or continuous; continuous administration is called an intravenous drip. The word intravenous simply means within a vein , but is most commonly used to… …
122Fly system — Fly loft of the Theater Bielefeld in Germany A fly system, flying system or theatrical rigging system, is a system of lines (e.g. ropes), blocks (pulleys), counterweights and related devices within a theatre that enable a stage crew to quickly,… …
123Dust 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… …
124Downhill bike — This article is about Downhill bikes themselves. For the associated activity, see Downhill cycling. A Giant Faith 2 downhill mountain bike with 6.5 inches of travel in the front and 8 inches in the rear …
125Cycling in London — Andrew Stunell and John Hemming Cycling in London has enjoyed a renaissance since the millennium. London s cyclists enjoy a cheaper, and often quicker, way around town than those by public transport or car, and as many trips in London are local,… …
126infertility — in·fer·til·i·ty (ĭn fər tĭlʹĭ tē) n. 1. Absent or diminished fertility. 2. The persistent inability to conceive a child. * * * Inability of a couple to conceive and reproduce. It is defined as failure to conceive after one year of regular… …
127electromagnetism — /i lek troh mag ni tiz euhm/, n. 1. the phenomena associated with electric and magnetic fields and their interactions with each other and with electric charges and currents. 2. Also, electromagnetics. the science that deals with these phenomena.… …
128microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… …
