http://mydoggiesupplies.com/200-Biodegradable-Dog-Waste-Bags-Pet-Waste-Bags-Green-Eco-Bags-2011-Jan-Special.html
200 Biodegradable Dog Waste Bags, Pet Waste Bags, Green Eco Bags (2011 Jan Special) - My Doggie Supplies
The two main types of biodegradable plastics: oxo-biodegradable and hydro-biodegradable. In both cases degradation begins with a chemical process (oxidation or hydrolysis), followed by a biological process. Both types emit CO2 as they degrade, but hydro-biodegradables (usually starch-based) can also emit methane. Both types are compostable, but only oxo-biodegradable can be economically recycled.

**When the material has reached the fragmenta