Our expert gardener, Paul Zammit, takes your gardening questions. Paul is a Professor of Horticulture and Environmental Studies at Niagara College.

Chemicals from take out containers, kitchen utensils and coffee makers can leak into your food.  University of Waterloo chemical engineering professor Tizazu Mekonnen answers your questions about the risks and alternatives. He holds the Canada Research Chair in Sustainable Multiphase Polymers.

Hear what's behind the boom in craft fairs, maker markets and bazaars -- from both those who sell and those who shop. Our guest is Lindsay Machinski, long-time vendor and now maker market organizer. She's also co-founder of the Urban Art Collective.