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But is there encyclopedic value? I guess it could be used in the article on fireworks. Pity it's so long. Undecided, need to see others' opinions. Tony (talk) 07:31, 23 March 2011 (UTC)] Since there is a section on sound effects in the article, I think that a sound recording adds encyclopedic value.
The bang is the most common effect in fireworks and sounds like artillery cannon being fired; technically a "report". Silent fireworks have all of the visual effects, however. The "salute" effect is even more pronounced and sometimes is banned.
The size of these fireworks can range from 50 mm (2") to over 600 mm (24") diameter depending on the type of effect and available distance from the audience. In most jurisdictions, special fireworks training and licensing must be obtained from local authorities to legally prepare and use display pyrotechnics.
A comet is a type of firework star fired into the sky from the ground which leaves a long trail of sparks in its wake as it flies through the air. A low noise effect that is popular in pyro-musicals because comets can be easily synchronized to music given their instantaneous impact.
A screenshot showing PowerPoint 2003's Custom Animation. A set of effects which can be applied to objects in PowerPoint so that they will animate in the Slide Show. They can be added under the Custom Animation function or through the use of Visual Basic for Applications (VBA). PowerPoint 2000 and earlier versions introduced basic effects such ...
Flash powder should only be made at the site at which it will be used. Additionally, the mixture should be made immediately before use. When mixed, the transportation, storage, usage, various possession, and illegal "firearms" laws (including felonies) may come into effect that do not apply to the unmixed or pre-assembled components.
Fireworks can export images to multiple file formats including PNG, JPEG, GIF, Animated GIF, TIFF, SWF, BMP, WBMP and PDF. It can also export to SVG (with the help of a free Export extension [5]) and FXG 2.0. Fireworks can export to HTML by converting slices to HTML elements.
In pyrotechnics a salute is a device primarily designed to make a loud report (bang), rather than have a visual effect, although most salutes also have a bright flash. They most commonly consist of a 70:30 mixture of potassium perchlorate and dark aluminium powder and may have titanium added for a cloud of sparks (titanium salute). [ 1 ]