... what the researchers discovered as a possible cause of MS is a chemical found in air pollutants, such as tobacco smoke and auto exhaust. It is called acrolein, a powerful substance used in many industries, such as the manufacturing of plastics. Acrolein is so harmful, it was used in World War I as a chemical weapon.
I spent this evening researching biodegradable poop bags. Maybe it wasn't as much fun as what you did, but I did learn something and I'm going to put it to use by purchasing some genuine biodegradable poop bags for my cat and dog tomorrow. One important thing I learned is that most waste bags that advertise themselves as being biodegradable are not!