Thursday, April 24, 2014

Fearful Fish

Our Daily Bread Cover April 2014


Managing a saltwater aquarium, I discovered, is no easy task. I had to run a portable chemical laboratory to monitor nitrate levels and ammonia content. I pumped in vitamins and antibiotics and sulfa drugs and enzymes. I filtered the water through glass fibers and charcoal.






via Our Daily Bread http://ift.tt/1mKhg9J

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