Ozone cracking — in natural rubber tubing Cracks can be formed in many different elastomers by ozone attack, and the characteristic form of attack of vulnerable rubbers is known as ozone cracking. The problem was formerly very common, especially in tires, but is… … Wikipedia
Alkane — Not to be confused with Alkene or Alkyne. Chemical structure of methane, the simplest alkane Alkanes (also known as paraffins or saturated hydrocarbons) are chemical compounds that consist only of hydrogen and carbon atoms and are bonded… … Wikipedia
Gerrymandering — Jerrymander redirects here. Jerrymander may also refer to the arachnid known as Solifugae. For the 2010 documentary film, see Gerrymandering (film). Part of the Politics series … Wikipedia
Structural engineering — is a field of engineering dealing with the analysis and design of structures that support or resist loads. Structural engineering is usually considered a speciality within civil engineering, but it can also be studied in its own right. [cite… … Wikipedia
Fouling — This article is about fouling in engineering. For uses of the term foul outside technology, see Foul (disambiguation). Not to be confused with fowling. Heat exchanger in a steam power plant, fouled by macro fouling … Wikipedia
roads and highways — ▪ transportation Introduction traveled way on which people, animals, or wheeled vehicles move. In modern usage the term road describes a rural, lesser traveled way, while the word street denotes an urban roadway. Highway refers to a major… … Universalium
Westeros — is one of the three continents described in George R. R. Martin s fantasy series A Song of Ice and Fire . It is loosely based on medieval Europe. WorldGeographyThe story of A Song of Ice and Fire takes place mainly on the continent of Westeros.… … Wikipedia
Geomancy — (from Greek geōmanteia < geo , earth + manteia , divination ), from the eponymous ilm al raml ( the science of sand ), is a method of divination that interprets markings on the ground, or how handfuls of soil, dirt or sand land when someone… … Wikipedia
Oil sands — The Athabasca oil sands in Alberta, Canada, are a very large source of bitumen, which can be upgraded to synthetic crude oil. Bituminous sands, colloquially known as oil sands or tar sands, are a type of unconventional petroleum deposit. The… … Wikipedia
Holby City — Still from the current opening title sequence of … Wikipedia
Ailanthus altissima — Tree of Heaven Large … Wikipedia