The World's Largest Jello Pool

When you think of a pool filled with Jell-O, you might think "That's really dumb but kind of cool." Then you realize that Jell-O has to be boiled to dissolve, and then refrigerated to set. How can you do that in quantities necessary for a pool? Mark Rober went to work to find out, and takes us on his journey. (via Tastefully Offensive)