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Nitrates in the Aquarium
The significance of nitrates in the aquarium are arguably less understood by fishkeepers than the effect of ammonia and nitrites. Although nitrates are not ...
http://freshaquarium.about.com/od/watercare/a/nitrates.htm
Nitrate (NO3) - A Problem Element in Saltwater Aquariums
The accumulation of nitrate or NO3 is a common problem in saltwater aquarium and reef tank systems. Here you can learn about what nitrate is, where it comes ...
http://saltaquarium.about.com/od/nitratecontrol/Nitrate_NO3_A_Growing_Problem.htm
Reboiled Water and Cancer
Nov 28, 2006 ... Consuming water contaminated with nitrates can cause a blood disorder ... The levels of both nitrates and arsenic are regulated and water ...
http://nutrition.about.com/od/askyournutritionist/f/tapwater.htm
Viagra in heart disease
However, the vasodilating effects of sildenafil do become potentially hazardous when combined with the vasodilating effects of nitrates, drugs that are ...
http://heartdisease.about.com/cs/coronarydisease/a/viagraheart.htm
Nitrate, and Ways to Control It in Saltwater Aquariums
Nitrate or NO3 what this element in a saltwater aquarium is, where it comes from, what the acceptable level of nitrate is for fish-only and reef tank ...
http://saltaquarium.about.com/od/nitratecontrol/ss/nitratecontrol.htm
Nitrates
Jan 4, 2007 ... The significance of nitrates in the aquarium are arguably less ... Although nitrates are not directly lethal in the way ammonia or nitrites ...
http://freshaquarium.about.com/b/2007/01/04/nitrates-2.htm