Izindaba
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Izinzuzo ezingapheli ezilethwa izikhwama zepulasitiki ezingabolikala kubantu
Wonke umuntu uyazi ukuthi ukukhiqizwa kwezikhwama zepulasitiki eziwohlokayo kube negalelo elikhulu kulo mphakathi. Bangehlisa isithunzi ngokuphelele ipulasitiki edinga ukubola iminyaka eyikhulu eminyakeni emi-2 kuphela. Lokhu akuyona nje inhlalakahle yomphakathi kuphela, kodwa futhi Izikhwama zePlastiki zenhlanhla yeZwe lonke zine...Funda kabanzi -
Umlando wokupakisha
Ukupakishwa kwesimanje Idizayini yokupakisha yesimanje ilingana nokuphela kwekhulu le-16 kuya kwekhulu le-19. Ngokuvela kwezimboni, inani elikhulu lokupakishwa kwempahla kwenze amazwe athile athuthuka ngokushesha aqala ukwakha imboni yemikhiqizo yokupakisha ekhiqizwa ngomshini. Mayelana...Funda kabanzi -
Yiziphi izikhwama zokupakisha ezonakaliswa kanye nezikhwama zokupakisha ezingaboli ngokuphelele?
Izikhwama zokupakisha eziwohlokayo zisho ukuthi zingehliswa, kodwa ukucekelwa phansi kungahlukaniswa ngokuthi "okubi" futhi "okungawohloki ngokuphelele". Ukuwohloka ngokwengxenye kubhekisela ekwengezweni kwezithasiselo ezithile (njengesitashi, isitashi esilungisiwe noma enye i-cellulose, ama-photosensitizers, i-biode...Funda kabanzi -
Umkhuba wokuthuthukiswa kwezikhwama zokupakisha
1. Ngokusho kwezidingo zokuqukethwe, isikhwama sokupakisha kufanele sihlangabezane nezidingo ngokwemisebenzi, njengokuqina, izakhiwo zokuvimbela, ukuqina, ukuqhuma, ukuqandisa, njll. Izinto ezintsha zingadlala indima ebalulekile kulokhu. 2. Gqamisa izinto ezintsha futhi wandise...Funda kabanzi
