ʻO kaSARS-CoV-2isanenvelopedβ-coronavirus,circularorellipticalparticlediameter ma kahi o 60~140nm,pleomorphic pinepine, maopopo he ʻokoʻa mai nā ʻano SARS-CoVandMERS-CoVingenetic. chcan rapidly develop intoseverepneumonia, hāʻule hanu, maʻi ʻehaʻeha hanu, septicshock, hāʻule nui o nā kino, maʻi ʻehaʻeha-basemetabolism, a me ka hoʻoweliweli i ke ola. .Ua ʻike ʻia ʻo SARS-CoV-2 ma ke ʻano o ka hoʻouna ʻana ma o nā kulu hanu (ka ʻū, ka ʻū, a me nā mea ʻē aʻe) a me ka hoʻopili ʻana (ke ʻohi ʻana i ka puka ihu me ka lima i hoʻopili ʻia me ka maʻi virus, nā maka ʻōpala, etc.). 75% ethanol, chlorinedisinfectant, peraceticacid and chloroform.