Though chlorine has been attacked as being "dangerous" to one's health, it's got a health-supporting side, too. In pools it combines with nitrogen-containing compounds to take them out of circulation. How do they get there in the first place? A recent study showed that (like it or not) people pee in pools — and the presence of artificial sweeteners proves it.
In the no news is no news department, one of the most studied chemicals ever - Aspartame, NutraSweet - has gotten a clean bill of health from the European Food Safety Authority (EFSA). It s about time. But will it matter?