Iyo China yakakwira level yekuuraya hutachiona hweasingarase ventilator tubing inogadzirwa nefekitari iyi inzira inoshanda kwazvo yekubvisa hutachiona hunokuvadza kubva mumidziyo yekurapa.Ichi chigadzirwa chakagadzirirwa kushandiswa neasina-kuraswa ventilator tubing uye inopa yakakwana disinfection maitiro ayo anovimbisa kuchengetedzwa kwevarwere nevashandi vekurapa.