https://padlet.com/anserrano/7c9o2s3bonbv :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 :3 en-us 2017-04-25 18:31:08 UTC 2017-04-25 19:07:58 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Tent.png anserrano https://padlet.com/anserrano/7c9o2s3bonbv/wish/168205601 In Asian history, most inventions started here. Fireworks, gunpowder, arched bridges etc. one of the inventions I believe that created a big impact in the world is gunpowder...]]> 2017-04-25 18:40:15 UTC https://padlet.com/anserrano/7c9o2s3bonbv/wish/168205601 anserrano https://padlet.com/anserrano/7c9o2s3bonbv/wish/168208913 Gunpowder was almost the main source of fire, spark, energy, explosives and many more. In Tang Dynasty they used it for fireworks! Blasting beauty of colors straight in the air... It was also use of fire ignition, the way of starting fire and flames to trigger spicific explosives. Gunpowder was made by mixing sulfur and niter together creating this grey ish mineral... ]]> 2017-04-25 18:51:38 UTC https://padlet.com/anserrano/7c9o2s3bonbv/wish/168208913