Chemical Engineering
Q Phenol is mainly used____________________?
  • A A. To produce benzene
  • B B. To produce phenol formaldehyde
  • C C. To produce polyester resin
  • D D. As a plasticiser for unsaturated polyester
Previous Phthalic anhydride is used____________________?
Next ______________ is obtained as a by-product in the manuf…
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Word of the Day
25 Jul
January
a preference or special liking for something; a bias in favour of something.
2021:00:00

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