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🌋 KAWAH IJEN: O VULCÃO QUE COSPE FOGO AZUL! 1️⃣ O FENÔMENO DA LAVA AZUL No vulcão Kawah Ijen , a lava parece azul à noite, mas na verdade é um efeito químico: Gases sulfúricos: Quando o enxofre queima a 600°C, emite chamas azuis. Lava "normal": Durante o dia, é vermelha como a de outros vulcões. 2️⃣ POR QUE ISSO ACONTECE? Maior concentração de enxofre do mundo: O vulcão libera toneladas desse gás. Reação química: Enxofre + oxigênio → SO₂ . Mineração perig
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