Chemical Engineering Polymer Technology
Q Bristles of tooth brushes are made of_______________?
  • A A. Nylon-6
  • B B. Nylon-66
  • C C. Polystyrene
  • D D. Pvc
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Next Ion exchange resins are made of____________________?
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Word of the Day
22 Jul
Combative
ready or eager to fight or argue.
Ω„Ϊ‘Ψ§Ϊ©Ψ§ΨŒ Ω…ΨͺΩ†Ψ§Ψ²ΨΉΨŒ Ψ¬ΪΎΪ―Ϊ‘Ψ§Ω„Ωˆ

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