Here are some Podcast Episodes related to Additives or chemicals:


Tank maturity issues, and Using Garlic (http://www.talkingreef.com/forums/showthread.php?t=156)

Kalkwasser (http://www.talkingreef.com/forums/showthread.php?t=157)

Steven Pro Interview, about reef safe treatments (http://www.talkingreef.com/forums/showthread.php?t=164)