Klas Hazmat nọ na nnọkọ.

Ị maara hazmat nke ọma?

Aghọtaghị?

Nke ahụ dị mma. Bịa sonyere anyị.

Ka onye nchịkọta akụkọ were ntakịrị njem gafee ụwa nke hazmat.

Dimethylaniline (C8H11N), ị ghọtara?

Ebee ka o si bịa, gịnịkwa ka a ga-eji mee ya?

Kedu ka ọ dị ize ndụ?

Kedu ihe anyị na-eme ma ọ bụrụ na ihe mberede dimethylaniline?

Ka onye nchịkọta akụkọ were gị n'usoro mmụta -....

Ihe nzuzo nke Dimethylaniline