type of insulating material
121Hot air balloon — This article is about hot air balloons themselves. For the associated activity, see hot air ballooning. For the rock opera, see Hot Air Balloon (rock opera). For the song, see Hot Air Balloon (song). Hot air balloon in flight …
122Polystyrene — For other uses, see Polystyrene (disambiguation). Expanded polystyrene packaging …
123Antonio Meucci — Born 13 April 1808(1808 04 13) Florence, Italy …
124Textile manufacturing terminology — The manufacture of textiles is one of the oldest of human technologies. In order to make textiles, the first requirement is a source of fibre from which a yarn can be made, primarily by spinning. (Both fibre and fiber are used in this article.)… …
125Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …
126architecture — /ahr ki tek cheuhr/, n. 1. the profession of designing buildings, open areas, communities, and other artificial constructions and environments, usually with some regard to aesthetic effect. Architecture often includes design or selection of… …
127materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
128Mathematics 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… …
