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A passive infrared sensor (PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors . PIR sensors are commonly used in security alarms and automatic lighting applications.
Screwfix Direct Limited, trading as Screwfix, is a retailer of trade tools, accessories and hardware products based in the United Kingdom. [6] Founded in 1979 as the Woodscrew Supply Company, the company was acquired in July 1999 by Kingfisher plc , which also owns B&Q , and is listed on the London Stock Exchange .
Madrasa (/ m ə ˈ d r æ s ə /, [1] also US: /-r ɑː s-/, [2] [3] UK: / ˈ m æ d r ɑː s ə /; [4] Arabic: مدرسة [mædˈræ.sæ, ˈmad.ra.sa] ⓘ, pl. مدارس, madāris), sometimes transliterated as madrasah or madrassa, [3] [5] is the Arabic word for any type of educational institution, secular or religious (of any religion), whether for elementary education or higher learning.