Usda Approval Process News Today

>> you start off with cultures. then you feed it elements of the air, and it grows and grows and grows, just like that yogurt culture. you dry that, and you get to a protein-rich flour. >> reporter: and that can be processed to mimic chicken, seafood, and beef. >> we can grow enough material to make a steak in a matter of hours. >> reporter: the concept for air protein came from nasa in the 60s, as a way to recycle the co2 astronauts exhale and turn it into food. dyson developed the technology h...