Blast of air sends fireworks sky high

 作者:冷膑     |      日期:2019-03-03 02:12:06
By Barry Fox ANYONE visiting Disneyland in Anaheim, California, this summer will notice something very different about the traditional evening fireworks show: a lot less pungent, choking smoke filling the air, and perfectly timed explosions from fireworks that rise to much greater heights. The reason? Instead of using gunpowder to launch fireworks skywards, Disney will be using compressed air. The company’s development arm, Imagineering, first filed patents on compressed-air firework launchers over 10 years ago,