How Midwest corn can help you breathe easier

from The Business of Food with Steve Alexander · host WGN Radio

https://serve.castfire.com/audio/7933188/7933188_2026-01-24-170628.64kmono.mp3 Once again, corn is proving it can replace petroleum-based plastics in a commonly-used product: filters for HVAC systems in home and commercial systems. Aerterra (a combination of the Latin words for air and earth), a Chicago-area company, spins fiber for the filters from a by-product of corn. In the audio clip above, Mike Malloy, […]

Episode metadata supplied by the publisher feed · Published Jan 24, 2026

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