Karekau he karaehe, he kanapa te karaehe, he iti te wairewa i roto i te wai, he wairewa i roto i te waiwaro, etera, benzene, waikawa pūhaumāota, paitini, he kaha te hanga methemoglobin, ka taea te whakaihiihi i te pukupuku me te urethra, ka taea te hematuria.I roto i te ahumahi, ka whakamahia te p-toluidine hei takawaenga waikano me nga takawaenga pyrimethamine rongoa.
Ingoa P-toluidine
Wairewa wai He iti te wairewa ki te wai, ka whakarewahia ki te waiwaro, te etera, te benzene, me te waikawa pūhaumāota.