Named for Agrawal’s son, the company is looking to fungi, grown in a dirty diaper, to eat plastic in landfills. According to Healthline, a baby typically uses around 3,000 diapers a year.

Now, she and Isokauppila have a new start-up: the aforementioned Hiro Technologies. Named for Agrawal’s son, the company is looking to fungi, grown in a dirty diaper, to eat plastic in landfills.