Slate industry in Spain Slate industry in Spain 90% of Europes's natural slate used for roofing originates from the slate industry in Spain, with the region of Galicia being the primary source of production. Slate is a fine-grained metamorphic rock that splits into thin, smooth-surfaced layers. Metamorphic rock is rock which was once igneous or sedimentary and has been subsequently subjected to heat and pressure in varying degrees thereby altering its composition, structure and appearance. It is used extensively in the building industry, particularly for roofing tiles. The production of slate is estimated at 4 million tons per year. Galicia is situated on the
Whose Line Is It Anyway? Whose Line Is It Anyway? Whose Line Is It Anyway? is a short-form improvisational comedy show originating as a popular British radio programme, before moving to British television in 1988. Following the conclusion of the British run in 1999, ABC began airing an American version, which ran until 2007 and was later revived by The CW in 2013. Each version of the show consists of a panel of four performers who create characters, scenes, and songs on the spot, in the style of short-form improvisation games, many taken from theatresports. Topics for the games are based on either audience suggestions