Wogwiritsa ntchito malo ochezerawo adafalitsa chithunzi chomwe adalanda kukhitchini yake ku ultraviolet kuwala. Kumbali ina, chithunzithunzi chikuwoneka zachilendo, kwina - kumapangitsa kuti ayambe kuganiza.
Chowonadi ndi chakuti ndi kuunika kwanthawi zonse, khitchini imawoneka yoyera kwathunthu, koma nyali ya UV yawonetsa zochitika zenizeni.
Wolemba ananena kuti amasangalala ndi khitchini pafupifupi 8. Phunziro lake litayamba, nyali ya ultravu yomwe adayesa kutsuka kuipitsa, koma sanatuluke. Ngakhale sizinamukhumudwitse. Amangofuna kudziwa ngati mawanga ambiri ndi abwinobwino.
Ananenanso kuti anachita chithunzi ichi. Anaika kamera patebulo ndikuyika bwino kwa masekondi 15, pambuyo pake adayamba kuyendetsa tochi ndi nyali ya UV pa khitchini.
Wolemba ananena kuti funde la mafunde liyenera kukhala 365 nm, apo ayi chithunzi chosiyana ndi ichi sichingagwire ntchito.