(at very low temperatures)
11Low German house — Dat groode Hus, a 1795 Low German house at the Winsen Museum Farm …
12Low-density polyethylene — LDPE has SPI resin ID code 4 Low density polyethylene (LDPE) is a thermoplastic made from petroleum. It was the first grade of polyethylene, produced in 1933 by Imperial Chemical Industries (ICI) using a high pressure process via free radical… …
13Very Large Telescope — VLT redirects here. For other uses, see VLT (disambiguation). Very Large Telescope The four Unit Telescopes that form the VLT together with th …
14Polar low — over the Barents Sea on February 27, 1987 A polar low is a small scale, long lived atmospheric low pressure system (depression) that is found over the ocean areas poleward of the main polar front in both the Northern and Southern Hemispheres. The …
15Linear low-density polyethylene — (LLDPE) is a substantially linear polymer (polyethylene), with significant numbers of short branches, commonly made by copolymerization of ethylene with longer chain olefins. Linear low density polyethylene differs structurally from conventional… …
16extreme cold — very low temperatures, temperatures which are below freezing …
17Climate of the United Kingdom — Hardiness zones in the British Isles. The United Kingdom straddles the geographic mid latitudes between 50 60 N from the equator. It is also positioned on the western seaboard of Eurasia, the world s largest land mass. These boundary conditions… …
18Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
19Rocket engine — RS 68 being tested at NASA s Stennis Space Center. The nearly transparent exhaust is due to this engine s exhaust being mostly superheated steam (water vapor from its propellants, hydrogen and oxygen) …
20Effects of global warming — This article is about (primarily) effects during the 21st century. For longer term effects, see Long term effects of global warming. The variou …
