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Proposed that it was actually made of salt sulphuric and mercury not earth fire air and water
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He wrote a book called “The Skeptical Chemist”
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He proposed the idea that all flammable objects contained a substance called phlogiston
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he discovered phosphorus
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He recognized hydrogen
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Discovered hydrogen
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Recognized oxygen’s significance
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He discovered potassium
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.