Fall River, MA – January 24, 2022- Packaging Technology Group, Inc (PTG), a leading provider of thermal packaging solutions and services for the biopharmaceutical and life sciences sector, announced today the cold chain industry’s first extended-duration, curbside recyclable thermal shipper. This new addition to PTG’s award-winning TRUEtemp Naturals® Line maintains 2-8°C for 72 hours.