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First Alert is the retail brand of American safety equipment manufacturer BRK Brands, Inc., [1] established in 1976 and based in Aurora, Illinois, with a production plant in Juarez, Mexico. Products sold with the brand include carbon monoxide detectors, smoke alarms , fire extinguishers , and other safety products like flashlights and fire ...
The 1962 Glas 1004 was the first mass-produced vehicle to use a timing belt. The 1966 Pontiac OHC Six engine was the first US mass-produced vehicle to use a timing belt, [21] [22] while the 1966 Fiat Twin Cam engine was the first mass-produced engine to use a timing belt with twin camshafts. Carmakers began to adopt timing belts in the 1970s ...
First Warning is a severe weather warning system designed for broadcast television stations, typically those in the United States. A weather advisory product based on First Warning, called First Alert, is an automated version of this product, which has come into widespread use by television stations and is marketed under different names depending on the graphics service vendor.
Life Alert Emergency Response, Inc., known as life alert, is a nationwide [1] American device service company, with headquarters in Encino, California, USA, which provides services that help young and old elderly people contact emergency services. The company was founded in 1987.
Chain Home was the first early warning radar network in the world and the first military radar system to reach operational status. [2] Its effect on the war made it one of the most powerful systems of what became known as the "Wizard War". [3] [4]
The National Public Warning System, also known as the Primary Entry Point (PEP) stations, is a network of 77 radio stations that are, in coordination with FEMA, used to originate emergency alert and warning information to the public before, during, and after incidents and disasters.
The third stage was the planned replacement of the Leopard 2 turret by a new turret fitted with a 140 mm (5.5 in) NPzK tank gun, an autoloader, and the IFIS battlefield management system. [42] The ballistic protection at the hull was to be improved. [42] Originally a total requirement for 650 Leopard 2 tanks with KWS 3 was projected. [43]
A chain letter is a message that attempts to convince the recipient to make a number of copies and pass them on to a certain number of recipients. The "chain" is an exponentially growing pyramid (a tree graph ) that cannot be sustained indefinitely.