Question
सोरेल सीमेन्ट का निर्माण सर्वप्रथम कब हुआ था?
Answer
1867 ईसवी में हुआ था।Subscribe to our youtube channel!
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Hinglish Excerpt
Sorel cement ka nirman sarvapratham kab hua tha?
Tags: सोरेल सीमेन्टसोरेल सीमेन्ट का निर्माण
Subjects: Chemistry
