leeenaaa95
28.06.2019 •
Biology
Fireworks twinkle bright colors when reacts with oxygen
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Ответ:
Fireworks twinkle bright colors when gunpowder and "stars" reacts with oxygen. (These stars hold fuel, an oxidizing agent, a binder and metal salts or metal oxides) [This information is found at https://www.livescience.com/32675-how-do-fireworks-get-their-colors.html if you'd like to go read more] :)
Ответ:
La corrosión es un desafío importante para la mayoría de las industrias del mundo porque causa desastres y pérdidas financieras masivas. Es fundamental recordar que la corrosión no conoce fronteras nacionales y tiene lugar tanto a temperatura ambiente como a alta temperatura.
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