You mentioned in your water lesson...
> Phosphate fertilizers are in the form of phosphoric acid,
>ammonium phosphate, normal superphosphate.
What is a normal superphosphate? What is its chemical formula?
I'm just curious because I've never heard of normal superphosphates before.
Cindy from snowy South Bend
* A chemist stepped up to the drug counter, hesitated for a moment, *
* and asked for some acetylsalicylic acid, "You mean aspirin," said *
* the druggist sarcastically. "That's right," the chemist replied apol- *
* ogetically, "you know, I can never remember that name." *