The “drinkable book,” a new filtration system with individual pages that can be torn out to purify containers of water, has completed its first round of field testing and could benefit many of the 700 million people worldwide who lack access to potable water. What do you think?

“Next they’ll want clean everything.”

Max Grossman • Sound Mixer

“I don’t understand. It doesn’t sound like there’s any profit to be made off this at all.”

Toby Wendell • Infant Counselor

“How long until they develop a blue-raspberry flavor?”

Miles Leavitt • Medical Journalist