Though I’d much rather announce “I weigh 70 kg,” metric hasn’t entirely stuck in Canada. We use a simperial system that I’ve been writing about lately. An editor adapting a text needs to know when pounds should be used instead of kilograms. Converting weights, today on the Copyediting.com blog.
And yes, I do weigh more than the guy who took this photo, Daniel Oines, used under CC BY 2.0 license.