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Crime Investigation Theory। দুই বাঙালীর মাথা।। History Avenue History of invention of Finger print as a part of crime investigation which has been done by Hemchandra Bose and Kazi Ajijul Hawk in Kolkata but it was named as Henry Classification system #historyavenue #history #historyfacts #viral #education #kolkata #youtubevideo #ancienthistory #bangla #ancient #bangladesh #youtuber #finger #fingerprint…… Read More

এনার্জি ড্রিংক এর নামে কি খাচ্ছেন দেখুন নিজের চোখে । Dangerous Energy Drinks Industry in Bangladesh ►Fair Use Disclaimer: This channel may use some copyrighted materials without specific authorization of the owner but contents used here falls under the “Fair Use” as described in The Copyright Act 2000 Law No. 28 of the year 2000…… Read More