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2. California Balloon Law - Wikipedia

   en.wikipedia.org/wiki/California_Balloon_Law

   The balloon law prohibits the sale or distribution of a balloon that is constructed of electrically conductive material (metallized Mylar or foil) and filled with a gas lighter than air (helium), without affixing an object of sufficient weight to the balloon to counter the lift capability, affixing a specified warning statement on the balloon ...

3. Mylar balloon (geometry) - Wikipedia

   en.wikipedia.org/wiki/Mylar_balloon_(geometry)

   Perhaps counterintuitively, the surface area of the inflated balloon is less than the surface area of the circular sheets. This is due to physical crimping of the surface, which increases near the rim. "Mylar balloon" is the name for the figure given by W. Paulson, who first investigated the shape. The term was subsequently adopted by other ...

4. Lifting gas - Wikipedia

   en.wikipedia.org/wiki/Lifting_gas

   A balloon can only have buoyancy if there is a medium that has a higher average density than the balloon itself. Balloons cannot work on the Moon because it has almost no atmosphere. [14] Mars has a very thin atmosphere – the pressure is only 1 ⁄ 160 of earth atmospheric pressure – so a huge balloon would be needed even for a tiny lifting ...

5. A 7-year-old girl died playing with a popped balloon. Now her ...

   www.aol.com/news/7-old-girl-died-playing...

   Kelly explained that for Alexandra's birthday, she bought a 34-inch foil balloon, along with about 10 latex balloons. "As a parent I was always aware of the choking hazard of latex balloons, but ...

6. PNM shares tips for safety around Mylar balloons this ... - AOL

   www.aol.com/news/pnm-shares-tips-safety-around...

   Feb. 12—The Public Service Company of New Mexico has released a reminder to keep Mylar balloons away from power lines this Valentine's Day. "Mylar balloons are made of metallic materials that ...

7. Mylar balloons cause bouquet of problems for power ... - AOL

   www.aol.com/news/mylar-balloons-cause-bouquet...

   Mylar balloons can cause headaches for linemen in a couple of scenarios: They can get caught between and make contact with wires, or they can float directly into transformers. A cluster of ...

8. 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.

9. Getting balloons for your grad? If they’re Mylar, Evergy ...

   www.aol.com/news/getting-balloons-grad-mylar...

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