PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. is an example of polyester fabric.
2. are used to identify different types of plastics.
2. are used to identify different types of plastics.
3. A is a long chain made up of many repeated small units called monomers.
4. A natural fibre is called .
4. A natural fibre is called .
5. A natural fibre obtained by boiling cocoons is called .
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