PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. It is not advisable to burn plastic and synthetic fabrics. Why?
Burning plastics and synthetic fabrics are a bad idea since it wastes resources and produces compounds that are difficult to store and dispose of safely.
2. A bucket made of plastic does not rust like a bucket made of iron. Why?
The bucket made of plastic does not react with the and humidity present in the air. While the iron reacts with the to form rust.