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  2. Casting defect - Wikipedia

    en.wikipedia.org/wiki/Casting_defect

    A casting defect is an undesired irregularity in a metal casting process. Some defects can be tolerated while others can be repaired, otherwise they must be eliminated. They are broken down into five main categories: gas porosity, shrinkage defects, mould material defects, pouring metal defects, and metallurgical defects.

  3. Stirling engine - Wikipedia

    en.wikipedia.org/wiki/Stirling_engine

    They start easily (albeit slowly, after warmup) and run more efficiently in cold weather, in contrast to the internal combustion, which starts quickly in warm weather, but not in cold weather. A Stirling engine used for pumping water can be configured so that the water cools the compression space. This increases efficiency when pumping cold water.

  4. Wood-burning stove - Wikipedia

    en.wikipedia.org/wiki/Wood-burning_stove

    A rocket stove is up to 30% more fuel efficient than a Justa stove, but a small portable rocket stove (for cooking) does not have a chimney and is suitable for outdoor use only. Bigger rocket stoves are connected to chimney or flue-exhaust pipe. The haybox stove is another outdoor wood-burning stove.

  5. Regenerative heat exchanger - Wikipedia

    en.wikipedia.org/wiki/Regenerative_heat_exchanger

    Practical installations will have multiple stoves and arrangements of valves to gradually transfer flow between a "hot" stove and an adjacent "cold" stove, so that the variations in the outlet air temperature are reduced. [5] Another type of regenerator is called a micro scale regenerative heat exchanger. It has a multilayer grating structure ...

  6. The best shoes for plantar fasciitis in 2025 - AOL

    www.aol.com/lifestyle/the-best-shoes-for-plantar...

    The Brooks Ariel GTS 24 Women’s Running Shoes — or their counterpart, the Brooks Beast GTS 24 for men — are well-known in the realm of supportive shoes. The current models are the 24th ...

  7. Inflation heated up last month as consumer prices rose 2.7% ...

    www.aol.com/inflation-heated-last-month-consumer...

    Inflation heated back up again in November, but it likely wasn’t bad enough to keep the Federal Reserve from cutting rates next week. Consumer prices were up 2.7% for the 12 months ended in ...

  8. Trace heating - Wikipedia

    en.wikipedia.org/wiki/Trace_heating

    Trace heat cables may be connected to single-phase or (in groups) to three-phase power supplies. Power is controlled either by a contactor or a solid-state controller. For self-regulating cable, the supply must furnish a large warm-up current if the system is switched on from a cold starting condition.

  9. Charles Barkley Buys Entire Bar Drinks After Local College ...

    www.aol.com/charles-barkley-buys-entire-bar...

    Next round is on NBA legend Charles Barkley!. Barkley, 61, earned the love of Fredonia, New York after he bought drinks for an entire local bar over the weekend after attending a college hockey game.