অনুসন্ধান করুন
Lampblack
01
a black colloidal substance consisting wholly or principally of amorphous carbon and used to make pigments and ink
অ্যাপ ডাউনলোড করুন
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অনুসন্ধান করুন
a black colloidal substance consisting wholly or principally of amorphous carbon and used to make pigments and ink