CBSE Class 8 Science Synthetic Fibres and Plastics
- Why are plastic bottles commonly used to store chemicals in a chemistry laboratory?
- list two disadvantages of synthetic fibres
- What are synthetic fibre? How are this made
- I can't understood the word synthetic
- thousands of monomer join together to form a large unit called
- what is polymer
- Rayon is synthetic or natural?
- why is polyester combined with natural fibres such as cotton and wool
- Five examples of synthetic fibre
- Rayon is also known as
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