quote:
The definition of a kilogram, a unit roughly equal to 2.2 pounds, has changed forever.
link:
https://www.vice.com/en_us/article/ywybvx/the-definition-of-a-kilogram-just-changed-worldwide
The definition of a kilogram, a unit roughly equal to 2.2 pounds, has changed forever.
link:
https://www.vice.com/en_us/article/ywybvx/the-definition-of-a-kilogram-just-changed-worldwide