Marlene Huissoud on Propolis (or bee glue, yes, bee glue).

Material Matters with Grant Gibson - A podcast by Delizia Media - Tuesdays

Try Bookbeat 60! days for free, click here

Enjoy a whole world of audiobooks and e-books, everything from new releases to the classics

Grant Gibson talks to Marlene Huissoud about bee glue (yes, bee glue).