Computer · Building Materials
किस घटक की उपस्थिति के कारण साधारण पोर्टलैंड सीमेंट अपना विशिष्ट धूसर (grey) रंग प्राप्त करता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1मैग्नीशिया (Magnesia)
- 2सिलिका (Silica)
- 3जिप्सम (Gypsum)
- 4आयरन ऑक्साइड (Iron oxide)✓
सही उत्तर देखें
आयरन ऑक्साइड (Iron oxide)
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