Polymers And Plastics

4 Questions
  1. 1
    Consider the following:
    1. Cigarette butts
    2. Eyeglass lenses
    3. Car tyres
    How many of them contain plastic?
    UPSC CSE I - 2025
  2. 2
    With reference to polyethylene terephthalate, the use of which is so widespread in our daily lives, consider the following statements :
    1. Its fibres can be blended with wool and cotton fibres to reinforce their properties.
    2. Containers made of it can be used to store any alcoholic beverage.
    3. Bottles made of it can be recycled into other products.
    4. Articles made of it can be easily disposed of by incineration without causing greenhouse gas emissions.
    Which of the statements given above are correct ?
    UPSC CSE I - 2022
  3. 3
    Bisphenol A (BPA), a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?
    UPSC CSE I - 2021
  4. 4

    What is Bisphenol A (BPA)?

    UPSC CSE I - 2008