Whats the chemical composition of a common nail...?

[Gerard Alba]

1)Whats the chemical composition of a common nail...?

2)I will be doing an experiment with a 2cm or 1/2 inch nail in a 70 gallon complete volume sistem, to see if the macro-algae filter grows faster. Do you see any danger (toxic) with this?

[SeanT]

Hey Gerard
Would you believe I asked Randy this question as wellsome time back?
Here it is:
Would an Iron nail be bad? (http://archive.reefcentral.com/forums/showthread.php?s=&threadid=159994&highlight=nail)
Some good insights.
Regards
Sean

[Gerard Alba]

Thank you SeanT I dont think there is anything left to say about the matter.
Soo I will do it...no just kidding.

[Randy Holmes-Farley]

Yes, thanks, Sean. :)

For those who don't follow the above link, here are some articles on iron dosing:

First Iron Article: Macroalgae and Dosing Recommendations
http://www.advancedaquarist.com/issues/aug2002/chem.htm

Second Iron Article: Iron: A Look at Organisms Other than Macroalgae
http://www.advancedaquarist.com/issues/oct2002/chem.htm