Aly Zein El Abdeen, president of the institute, notes regarding such an agent: “It’s going to be thrown in the water, which is used for crops, is drunk by people and by animals, and where fish live, so we have to be dead sure that none of these are affected. ”
दशक १९६० और १९७० में, घोंघों को मारने के प्रयास में बड़े - बड़े जलाशयों के सभी जीव मारे गए ।