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2. Lifetime Products - Wikipedia

   en.wikipedia.org/wiki/Lifetime_Products

   Lifetime Products Inc. is a privately owned company founded in Its main products are blow-molded polyethylene folding chairs and tables , picnic tables , home basketball equipment, [ 2 ] sheds , coolers , kayaks and paddleboards , and lawn and garden items, along with OEM steel and plastic items from other companies.

3. Pulse tube refrigerator - Wikipedia

   en.wikipedia.org/wiki/Pulse_tube_refrigerator

   Therefore, the compressor is uncoupled from the cooler. A system of valves (usually a rotating valve) alternately connects the high-pressure and the low-pressure side of the compressor to the hot end of the regenerator. As the high-temperature part of this type of PTR is the same as of GM-coolers, this type of PTR is called a GM-type PTR.

4. Thermoelectric cooling - Wikipedia

   en.wikipedia.org/wiki/Thermoelectric_cooling

   Thermoelectric cooling uses the Peltier effect to create a heat flux at the junction of two different types of materials. A Peltier cooler, heater, or thermoelectric heat pump is a solid-state active heat pump which transfers heat from one side of the device to the other, with consumption of electrical energy, depending on the direction of the current.

5. Coefficient of performance - Wikipedia

   en.wikipedia.org/wiki/Coefficient_of_performance

   The coefficient of performance or COP (sometimes CP or CoP) of a heat pump, refrigerator or air conditioning system is a ratio of useful heating or cooling provided to work (energy) required. [1] [2] Higher COPs equate to higher efficiency, lower energy (power) consumption and thus lower operating costs. The COP is used in thermodynamics.

6. List of programs broadcast by Lifetime - Wikipedia

   en.wikipedia.org/wiki/List_of_programs_broadcast...

   My Life Is a Lifetime Movie (2012) Project Runway All Stars (2012–2019) Prom Queens (2012) Teen Trouble (2012–2013) Chasing Nashville (2013) Come Dine with Me (2013) Double Divas (2013) Preachers' Daughters (2013–2015) Pretty Wicked Moms (2013) Supermarket Superstar (2013) Abby's Studio Rescue (2014) Access Health (2014–2022) Betty ...

7. Product lifetime - Wikipedia

   en.wikipedia.org/wiki/Product_lifetime

   Prince was built 1863 and operated 1864–1936, 1955–1968, 1980-present, a product life of over 150 years, a service life of around 125 years. Product lifetime or product lifespan is the time interval from when a product is sold to when it is discarded.