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Scientists unveil methane munching monster, 100 million times faster than nature
(interestingengineering.com)
This is a most excellent place for technology news and articles.
Indeed that's 10 hundredweight. Which maybe ironically enough is rather intuitive for me, Germany still uses pounds and hundredweight (Zentner) in informal and sectorial use, meaning 500g and 50kg.
I believe that's 80 stone