Esikhathini esedlule, abantu badinga ukuthayipha yonke i-url noma baphendukele ku-google uma befuna ukuphequlula iwebhusayithi ethile. Kodwa manje, ngekhodi ye-QR yokufika, singavele sisebenzise umakhalekhukhwini wethu ukuyiskena futhi sizoqondiswa ngokushesha kuwebhusayithi ethile, okuyinto elula kakhulu. Ngakho-ke, ikhodi ye-QR manje isisetshenziswa kabanzi o amaphakheji wezimpahla eziningi zabathengi, njengokudla, isiphuzo, i-electronics nokunye. Ukuze ubone umsebenzi wokuphromotha, ikhodi ye-QR idinga ukuhlala njalo futhi unomphela futhi umshini wokumaka we-laser we-UV uwumshini ofisa ukwenza lokhu kwenzeke.
UMnu. Gelder waseNetherlands ungumphathi wokuthenga wenkampani ekhiqiza iziphuzo. Phakathi nenqubo yokukhiqiza, ikhodi ye-QR idinga ukuphrintwa ebhodleleni lesiphuzo ngemishini eminingana yokumaka i-UV laser. Le mishini yokumaka i-UV laser inikwa amandla ama-laser angu-15W UV. Ngokusho kwakhe, njengoba bephrinte ikhodi ye-QR emabhodleleni eziphuzo, umthamo wokuthengisa wenkampani unyukile futhi izikhathi zokuvakashela iwebhusayithi yenkampani yabo nazo zanda. Sibonga umshini wokumaka we-laser we-UV kanye nozakwethu obalulekile -- S&A Teyu
ephathekayo amanzi chiller I-CWUL-10.
S&A I-Teyu portable water chiller CWUL-10 yakhelwe ngokukhethekile i-10W-15W UV laser. Inobuhlakani& izindlela zokulawula izinga lokushisa njalo. Ngaphansi kwemodi yokulawula izinga lokushisa ehlakaniphile, izinga lokushisa lamanzi lizozilungisa ngokwalo ngokuya ngezinga lokushisa le-ambient, elikhulula izandla zabasebenzisi. Ngaphandle kwalokho, inokuzinza kwezinga lokushisa elingu-±0.3℃ namandla okupholisa angu-800W, okunganikeza ukupholisa okuphumelelayo kwe-laser ye-UV ukuze umshini wokumaka we-UV laser usebenze ngokujwayelekile esikhathini eside.