Search results
Results from the WOW.Com Content Network
High-altitude balloons or stratostats are usually uncrewed balloons typically filled with helium or hydrogen and released into the stratosphere, generally attaining between 18 and 37 km (11 and 23 mi; 59,000 and 121,000 ft) above sea level. In 2013, a balloon named BS 13-08 reached a record altitude of 53.7 km (33.4 mi; 176,000 ft). [1]
A balloon artist in Vienna, Austria A street performer doing balloon modeling in Japan, 2022. Balloon modelling or balloon twisting is the shaping of special modelling balloons into various shapes, often balloon animals. People who create balloon animals and other twisted balloon decoration sculptures are called twisters, balloon benders, and ...
Qualitex Co. v. Jacobson Products Co., Inc., 514 U.S. 159 (1995), was a United States Supreme Court case in which the Court held that a color could meet the legal requirements for trademark registration under the Lanham Act, provided that it has acquired secondary meaning in the market.
Balloon rockets work because the elastic balloons contract on the air within them, and so when the mouth of the balloon is opened, the gas within the balloon is expelled out, and due to Newton's third law of motion, the balloon is propelled forward. This is the same way that a rocket works.
A balloon is an inflatable flexible filled with air and also gas, such as helium, hydrogen, nitrous oxide or oxygen. Modern balloons can be made from materials such as latex rubber , polychloroprene , or a nylon fabric, while some early balloons were made of dried animal bladders [ citation needed ] .
Inflated party balloons. A toy balloon or party balloon is a small balloon mostly used for decoration, [1] advertising and as a toy. Toy balloons are usually made of rubber or aluminized plastic and inflated with air or helium. They come in a great variety of sizes and shapes but are most commonly 10 to 30 centimetres (3.9 to 11.8 in) in diameter.
Do not use metallic ribbon with helium-filled balloons; Although the law was put into effect in 1990, the issue of foil balloons being a hazard resurfaced in 2008. A senate bill was proposed to ban the sale of all foil balloons by the year 2010 due to the increased number of power outages. [citation needed] The bill was California Senate Bill 1499.
US Marine Corps barrage balloon, Parris Island, South Carolina, in May 1942 A barrage balloon is a type of airborne barrage, a large uncrewed tethered balloon used to defend ground targets against aircraft attack, by raising aloft steel cables which pose a severe risk of collision with hostile aircraft, making the attacker's approach difficult and hazardous.