someone in school, they would never really be able to tell the difference. >> it'd be really hard to know. >> explained to me how much fentanyl enough pill can kill. >> the rule of thumb people say, it's about 2 milligrams. >> you cannot even really see the 2 milligrams of fentanyl here. it's really that minute. 2 milligrams of fentanyl. it's potentially lethal enough to kill an average human being. right here we have 1 kilogram of fentanyl. according to law enforcement officials, this is potentially lethal enough to kill 500,000 people. sean, the texas department of public safety actually seized over 918 pounds of fentanyl as of december 20th 2020. telling me that this is just a small portion of what they've