● Kugwiritsa Ntchito Malo Otayirira - Ndikwabwino kugwiritsa ntchito zinthu zosiyanasiyana kuphatikizapo kuwonongeka kwa matayala ndi kutha kwa matayala, kulemba malo a matayala panthawi ya kusintha kwa nyengo, ndi zina zambiri.
● Mulibe Lead - Makrayoni alibe lead kapena zinc.
● Lembani Pamalo Osiyanasiyana - Ndibwino kugwiritsa ntchito pamalo onyowa, ouma, osalala, kapena okhuthala pazinthu zosiyanasiyana kuphatikizapo rabala, chitsulo, galasi, komanso matabwa.
● Chosalowa madzi - Zizindikiro zokhalitsa nthawi yayitali zimakhala zokhazikika pang'ono ndipo sizitha chifukwa cha nyengo kapena nyengo koma zimachotsedwa mosavuta.