Iindaba zeshishini
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Imfihlelo yeDimethylaniline
Iklasi yeHazmat ikwiseshoni. Ngaba uqhelene nehazmat? Ndiqondi? Ilungile lo nto. Yiza sizimanye. Vumela umhleli athabathe uhambo oluncinci kwihlabathi le-hazmat. I-Dimethylaniline (C8H11N), uyayiqonda? Ivela phi, yaye iza kusetyenziselwa ntoni? Njani...Funda ngokugqithisileyo -
Ukuba ufuna ukwazi ixabiso letyuwa yeshishini, kuya kufuneka ube ngowokuqala.
Nangona uninzi lwabathengi bezindlu bengazi ngokusetyenziswa okwahlukeneyo kwetyuwa kwimizi-mveliso, amawaka amashishini amakhulu afuna ukuba enze iimpahla kunye nokubonelela ngeenkonzo. Abathengi bayazi kakuhle izicelo zokhuseleko lothutho lwetyuwa yoshishino, ukusuka kwi-de-icin...Funda ngokugqithisileyo