Natasha Thomas-Jackson, left, 30, helps her son Masai Clayborne, 8, both of Flint Township shred regular bar soap to be used in a homemade non-toxic laundry soap at the Flint Farmer's Market, 420 E. Boulevard, during a safe cleaning chemicals seminar on Saturday afternoon. A class was led by a local certified natural health educator and herbalist, Suzy Sikora (not pictured), teaching people how to mix their own non-toxic cleaning supplies, including laundry detergent, furniture polish, cleaning paste and more.