Ngomgangatho ophezulu wokuvala inzala, i-UVC yamkelwa kakuhle lishishini lezonyango kwihlabathi liphela. Oku kukhokelele ekunyukeni kwenani labavelisi boomatshini bokunyanga be-UV, becebisa ukuba izicelo ezifuna itekhnoloji yokunyanga ye-UV ye-UV nayo iyenyuka. Ke unokukhetha njani umatshini ofanelekileyo wokunyanga we-UV? Yintoni efanele ithathelwe ingqalelo?