Chemical Engineering Refractory Technology
Q Porosity of silica bricks varies from ______________ percent?
  • A A. 5 to 10
  • B B. 20 to 30
  • C C. 45 to 60
  • D D. 60 to 75
Previous Silica refractories are not used in _________________?
Next Alumina-graphite bricks are used for lining the _______…
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Word of the Day
24 Jul
Untenable
(especially of a position or view) not able to be maintained or defended against attack or objection.
Ω†Ψ§Ω‚Ψ§Ψ¨Ω„ مدافعΨͺ، غیر Ω…Ψ³ΨͺΨ­Ϊ©Ω…ΨŒ جو Ψ―Ω„ΫŒΩ„ Ψ³Ϋ’ Ψ«Ψ§Ψ¨Ψͺ نہ ہو Ψ³Ϊ©Ϋ’

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