Water… and electricity. Sounds like a bad combination, right? But in your aquarium — if you have a filtration system or a heater or lights or other nifty gadgets — you probably have electricity and water living in close quarters. Here’s a scary fact: the amount of current needed to give a person an electric shock is low. Only ten milliamps can give you a painful shock. Fifty milliamps and above can be fatal. And your filters and heaters and lighting may be using something like eight hundred milliamps. That’s more than enough to be dangerous. RULE ONE: Turn off … Continue reading →