For beverage coolers to keep drinks cold on a hot summer day, manufacturers rely on polyurethane foam, which is made from raw chemicals that are hazardous to handle before processing. To reduce health and environmental risks associated with this material, a University of Maine graduate student is designing an insulation component for coolers from an
read more Wood-based foam designed by 91¸£Àû student offers safer, less wasteful alternative to plastic insulation in coolers