ʻO nā mea maka o nā kāleka hoʻāʻo antigen COVID-19 he mau mea polymer e like me PVC, PP, ABS, a me HIPS. Hiki i ka mīkini māka laser UV ke māka i nā ʻano kikokikona like ʻole, nā hōʻailona, a me nā ʻano ma ka ʻili o nā pahu ʻike antigen a me nā kāleka. TEYU Kōkua ka chiller māka laser UV i ka mīkini māka e māka paʻa i nā kāleka hoʻāʻo antigen COVID-19.