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अंडा : Vaigyanik Chetna
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Category: अंडा

जिज्ञासा : आखिर क्यों बॉयल करते ही सॉलिड बन जाता है अंडा, क्या है इसका वैज्ञानिक कारण ?


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संतोष कुमार बच्चे कई बार ऐसे सवाल पूछ बैठते हैं, जिनके बारे में हम सपने में भी नहीं सोचते. वे…