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  2. New York City steam system - Wikipedia

    en.wikipedia.org/wiki/New_York_City_steam_system

    Steam provides heat and cooling to many buildings in New York. The steam system also provides humidity to art museums, steam cleaning for restaurants to clean dishes, and other uses. Environmental effects. Approximately 30% of the ConEd steam system's installed capacity and 50% of the annual steam generated comes from cogeneration.

  3. Coupon collector's problem - Wikipedia

    en.wikipedia.org/wiki/Coupon_collector's_problem

    Coupon collector's problem. In probability theory, the coupon collector's problem refers to mathematical analysis of "collect all coupons and win" contests. It asks the following question: if each box of a given product (e.g., breakfast cereals) contains a coupon, and there are n different types of coupons, what is the probability that more ...

  4. Steam (service) - Wikipedia

    en.wikipedia.org/wiki/Steam_(service)

    Steam is a video game digital distribution service and storefront managed by Valve. It was launched as a software client in September 2003 to provide game updates automatically for Valve's games and expanded to distributing third-party titles in late 2005. Steam offers various features, like game server matchmaking with Valve Anti-Cheat ...

  5. Library of Congress - Wikipedia

    en.wikipedia.org/wiki/Library_of_Congress

    The Library of Congress ( LOC) is a research library in Washington, D.C., that serves as the library and research service of the U.S. Congress and the de facto national library of the United States. [3] Founded in 1800, the library is the United States's oldest federal cultural institution. [4]

  6. Climate change - Wikipedia

    en.wikipedia.org/wiki/Climate_change

    Climate change threatens people with increased flooding, extreme heat, increased food and water scarcity, more disease, and economic loss. Human migration and conflict can also be a result. [13] The World Health Organization (WHO) calls climate change the greatest threat to global health in the 21st century. [14]

  7. Steam engine - Wikipedia

    en.wikipedia.org/wiki/Steam_engine

    A steam locomotive from East Germany. This class of engine was built in 1942–1950 and operated until 1988. A steam engine is a heat engine that performs mechanical work using steam as its working fluid. The steam engine uses the force produced by steam pressure to push a piston back and forth inside a cylinder.

  8. Dr. Scholl’s Time Off Sneakers went viral on TikTok and they ...

    www.aol.com/lifestyle/these-super-comfy-dr...

    Dr. Scholl's Time Off Sneaker. $70 $100 Save $30. People have called them "literally the comfiest sneaker" they've ever worn. For us, this taupe pair is tops. $70 at Amazon.

  9. Walmart+ Week is here: How to save big during this member ...

    www.aol.com/lifestyle/walmart-plus-week-2024...

    If your current bags have seen better travel days, it's time to level up with a truly incredible deal. The bestselling Travelhouse 3-piece luggage set is 70% off at Walmart, bringing it down to $90.