The basic principles of Al harming to intellect of human were studied.The results show that Al can enter cerebrum and combine with brain neurofibril to form neurofibrillary tangles and senile spots.

• 铝对人类智能危害的基本原理是铝可进入大脑，与脑神经结合形成脑组织神经原纤维缠结和老年斑。