... , removing rust,aquatic animal breeding,killing earthworms,as fertilizer etc Tea Seed Powder is made from squeezed camellia seeds. It is a ... for killing fish in sea fish pools. Tea Saponin, the element in Tea Seed Powder, its main ingredient is a complex sugar with the ... haemoglobin, but shrimp's haemochrome consists of copper blue haemochrome.Tea Seed Powder is used to kill fish by crushing it into ...