... removing rust,aquatic animal breeding,killing earthworms,as fertilizer etc Tea Seed Powder is made from squeezed camellia seeds. It is ... for killing fish in sea fish pools. Tea Saponin, the element in Tea Seed Powder, its main ingredient is a complex ... type of haemochrome. Fish's haemochrome consists of ferrous haemoglobin, but shrimp's haemochrome consists of copper blue haemochrome.Tea Seed ...