With the 4th of July tomorrow, I know many of you (or at least our American readers) are planning on seeing some fireworks. I'm sure, too, that you all know fireworks are... well, unhealthy for us and the environment. Besides the smoke and nasty chemicals released by the fireworks, they can also leave a lot of litter. Among common chemicals in fireworks are potassium and ammonium perchlorate, which can contaminate ground and surface waters and cause thyroid damage in humans as well as animals.... 3 Comments









