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  2. Recreational use of nitrous oxide - Wikipedia

    en.wikipedia.org/wiki/Recreational_use_of...

    2 O stored in tanks for the preparation of whip cream. Reports were received from people who used the gas contained in aerosol cans both of food and non-food products. At a recent rock festival, nitrous oxide was widely sold for 25 cents a balloon.

  3. Lifting gas - Wikipedia

    en.wikipedia.org/wiki/Lifting_gas

    By human standards, helium is a non-renewable resource that cannot be practically manufactured from other materials. When released into the atmosphere, e.g., when a helium-filled balloon leaks or bursts, helium eventually escapes into space and is lost.

  4. List of inflatable manufactured goods - Wikipedia

    en.wikipedia.org/wiki/List_of_inflatable...

    An inflatable laser maze. This is a non-comprehensive list of inflatable manufactured goods, as no such list could ever completely contain all items that regularly change.An inflatable [1] is an object that can typically be inflated with a gas, including air, hydrogen, helium and nitrogen.

  5. Lawnchair Larry flight - Wikipedia

    en.wikipedia.org/wiki/Lawnchair_Larry_flight

    In mid-1982, Walters and his then girlfriend, Carol Van Deusen, purchased 45 eight-foot (2.4 m) weather balloons from a military surplus store [5] and helium tanks from California Toy Time Balloons. They used a forged requisition from his employer, FilmFair Studios, saying the balloons were for a

  6. Explainer-What is helium and why is it used in rockets? - AOL

    www.aol.com/news/explainer-helium-why-used...

    Helium is used to pressurize fuel tanks, ensuring fuel flows to the rocket's engines without interruption; and for cooling systems. ... Helium’s small atomic size and low molecular weight mean ...

  7. Balloon - Wikipedia

    en.wikipedia.org/wiki/Balloon

    The enclosed helium atoms escape through small pores in the latex which are larger than the helium atoms. However, some types of balloons are labelled "helium-grade". These balloons are often thicker and have less porosity. [3] Balloons filled with air usually hold their size and shape much longer, sometimes for up to a week.

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