Equianalgesic table
https://en.wikipedia.org/wiki/Equianalgesic
Baseline for the table as “1” is 10mg of oral morphine.
A 0.1 mg (100 µg) dose of Fentanyl is 50-100 times stronger than a 10 mg dose of oral morphine. So a kilogram of Fentanyl is roughly equal to ONE MILLION DOSES.
https://www.wbur.org/news/2018/01/24/lawrence-sanctuary-cities-letter-threat
Lawrence = sanctuary city.