Computer · Building Materials and Masonry
निम्नलिखित घटनाओं में से कौन सी आम तौर पर चिनाई (masonry) के बिगड़ने का प्रत्यक्ष कारण नहीं है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1काई और लाइकेन जैसी जैविक वृद्धि
- 2क्षार-सिलिका प्रतिक्रिया✓
- 3नमी का केशिकत्व बढ़ना (rising damp)
- 4सल्फेट हमला
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