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The blue tube coming off the top enables the wearer to drink from the internal water bladder without removing the pack. CamelBak's hydration packs come in capacities of 1.5 to 3.0 litres (50–100 US fluid oz) in a backpack style primarily for biking, hiking and other outdoor activities, with smaller belt-type 0.83 to 1.3 litre (28–45 US ...
A pot-in-pot refrigerator, clay pot cooler [1] or zeer (Arabic: زير) is an evaporative cooling refrigeration device which does not use electricity. It uses a porous outer clay pot (lined with wet sand) containing an inner pot (which can be glazed to prevent penetration by the liquid) within which the food is placed.
Wendell August Forge is America's oldest and largest [2] such forge still in existence in the United States. The original facility was a historic landmark in Mercer County, Pennsylvania . The company operates retail stores in Grove City , and Berlin, Ohio , and Wilmington, North Carolina ; [ 3 ] the forge and the stores are well-known tourist ...
Forging temperature is the temperature at which a metal becomes substantially more soft, but is lower than the melting temperature, such that it can be reshaped by forging. [1]
A forge is a type of hearth used for heating metals, or the workplace (smithy) where such a hearth is located. The forge is used by the smith to heat a piece of metal to a temperature at which it becomes easier to shape by forging , or to the point at which work hardening no longer occurs.
Forging a nail. Valašské muzeum v přírodě, Czech Republic. Forging is one of the oldest known metalworking processes. [1] Traditionally, forging was performed by a smith using hammer and anvil, though introducing water power to the production and working of iron in the 12th century allowed the use of large trip hammers or power hammers that increased the amount and size of iron that could ...
Freeze-dried strawberries. Freeze drying, also known as lyophilization or cryodesiccation, is a low temperature dehydration process [1] that involves freezing the product and lowering pressure, thereby removing the ice by sublimation. [2]
Coke being pushed into a quenching car, Hanna furnaces of the Great Lakes Steel Corporation, Detroit, Michigan, November 1942. In materials science, quenching is the rapid cooling of a workpiece in water, gas, oil, polymer, air, or other fluids to obtain certain material properties.