Related Resources

How to visualize one part per million - Kim Preshoff + The TED-Ed Community

TED-Ed Lesson: “Parts per million” is a scientific unit of measurement that counts the number of units of one substance per one million units of another. But because it’s hard to conceptualize really large numbers, it can be difficult to wrap our brains around what “one part per million” really mean…

Publisher
TED Ed

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