Colour Strike Colour Strike The Colour Strike was an industrial action by technicians at all ITV companies from 13 November 1970 to 8 February 1971 (although some shows made during this period in black and white were having their first transmission as late as December 1971) who, due to a pay dispute with their management, refused to work with colour television equipment. At that time ITV had recently switched to colour transmissions, requiring the individual companies to invest heavily in new equipment. Early colour television studio cameras consisted of four tubes to relay the picture: three were receptive to colour (red, green
Catalan wine more than above sea level. The area has a diversity of soil types, mostly calcareous sediments mixed with alluvium and clay. Some of the most acclaimed vineyards in the region are found on some of the scattered limestone deposits in the area. The wines of the Catalan wine region include sparkling Cava, dry white wines and powerful reds, known as "black" wine or "vi negre" in Catalan, due to the colour of the grape. The grapes of the region include the Cava and white wine grapes of Macabeo, Parellada and Xarel·lo and the red wine grapes of Garnacha, Monastrell and