This topic from General Science and contain the complete detail about the topic..
This files covers the following topic,
1. Elements and Compounds
2. Acids, Bases & Salts
3. Petroleum Products
4. Fertilizers and pesticides
5 Metallurgy
6 Food Adulterant
For the topic video class, check
https://www.youtube.com/watch?v=4KgJfep9tEM&list=PL5mz0KRAIPbSSZZ0E5yg9NZE7mHRW0tL9
General Science - Chemistry
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