By the deoxidization of zero-valent iron,nitrobenzene,an organic compound hard to be biodegraded,can be deoxidized to nitrosobenzene,and further to aniline,which is easily biodegraded.

利价铁还原性质,将难生物降解有机物硝先还原生成亚硝,后再进一步还原成可生物降解胺。