Que.

Contact lens are usually made from

  • A. Polyinyle chloried
  • B. Polymethyl methacrylate
  • C. Carboxythyl cellulose
  • D. Hydroxy propyl meuthyl cellulose

Right Answer is :
✓ B. Polymethyl methacrylate
Views 👍 :666 Share : Share StudyVidya.com on Facebook Share StudyVidya.com on WhatsApp

✒ To discuss this topic Comment