KwickClips Computer Science · 41 sec · free
Which metal mainly harms children's brains?
Short answer. Lead.
Why is burning e-waste dangerous?
It releases toxic smoke.
Toxic inside
| Metal | Harms |
|---|---|
| Lead | brain, nerves |
| Mercury | brain, kidneys |
| Cadmium | kidneys, bones |
Remember
| Burning e-waste is dangerous |
Your old phone can poison soil and water. How? It hides toxic metals. Lead harms the brain and nerves. Mercury harms the brain and kidneys. Cadmium harms the kidneys and bones. Remember. Burning e-waste releases toxic smoke.
This clip is from the full lesson: E-waste: Hazards, Management and Responsible Disposal — 7 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: CBSE Class 11 Computer Science (083), CBSE Class 11 Computer Science Essentials (083), CBSE Class 12 Informatics Practices (065), Edexcel GCSE GCSE Computer Science (1CP2)
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Why not give e-waste to any scrap dealer?40 secDisclaimer. KwickAcademy is free study material for general learning and revision. Parts of it, including the voice-over, are produced with the help of AI tools and may contain errors; if you spot one, please tell us and we will correct it. Syllabus, marks and exam details follow the latest official board publications available to us, and boards can change them at any time, so always confirm against your board's official website and your school. Using this material does not guarantee any marks or result. Board names and trademarks belong to their owners; Kwickprep is not affiliated with or endorsed by any examination board. We never ask for passwords, OTPs or ID numbers. Your progress is saved only in this browser. Full disclaimer · Privacy