izindaba

Ikilasi le-Hazmat liseseshini.

Ingabe uyayazi i-hazmat?

Awuqondi?

Kulungile. Woza uhlanganyele nathi.

Vumela umhleli athathe uhambo oluncane emhlabeni we-hazmat.

I-Dimethylaniline (C8H11N), ingabe uyaqonda?

Livelaphi, futhi lizosetshenziselwani?

Kuyingozi kangakanani?

Senzani uma kwenzeka ingozi ye-dimethylaniline?

Vumela umhleli akudlulisele ejimini lokufunda -....

Imfihlo ye-Dimethylaniline


Isikhathi sokuthumela: Sep-02-2020