Hi guys, Welcome to the Advanced Video Search Engine, and you are watching Logic Gates, Truth Tables, Boolean Algebra AND, OR, NOT, NAND & NOR. That video is uploaded by The Organic Chemistry Tutor at 2021-01-22T14:01:14-08:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [JQBRzsPhw2w]