It can instantly cause severe burns on your skin. It can even dissolve things like limestone and concrete. This is battery acid. Now instead of this acid being inside our batteries, what if we decided to fill 80% of our world with it? Specifically, what if we decided to turn our oceans into acid? What would this acid do to ocean wildlife? What would swimming in this be like? And how could this affect our cities?

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Watch more what-if scenarios:
Planet Earth: http://bit.ly/YT-what-if-Earth
The Cosmos: http://bit.ly/YT-what-if-Cosmos
Technology: http://bit.ly/YT-what-if-Technology
Your Body: http://bit.ly/YT-what-if-Body
Humanity: http://bit.ly/YT-what-if-Humanity

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What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure through time, space and chance while we (hopefully) boil down complex subjects in a fun and entertaining way.

Produced with love by Underknown in Toronto: https://underknown.com