Lesela lena le na le likarolo tsa tšireletso, mabothobotho, ho kenella ha mongobo.
E ka thibela ho kenella ka metsing, mali, joala le maro a mang, ka sehlopha sa 4 kapa kaholimo ho hydrophobicity, hore e se silafatse liaparo le 'mele oa motho. Qoba phetiso ea vaerase ho basebetsi ba bongaka ka mali a mokuli, maro a 'mele le liphiri tse ling nakong ea ts'ebetso.
Hore na ke SARS kapa pneumonia ea coronavirus, liaparo tse sireletsang bongaka li bapala karolo ea bohlokoa ho hasaneng ha vaerase, mme boleng ba liaparo tse sireletsang bongaka bo ntse bo ntlafala hanyane ka hanyane ka ntlafatso ea mahlale a tlhahiso. Joaloka thepa ea liaparo tse sireletsang, boleng ba lesela bo bohlokoa, kahoo re tsepamisa maikutlo ho boleng ba sehlahisoa.
Lesela la ka le ka fihlelleha ho anti-static le sehlopha sa 4 se sireletsang. Lihlahisoa tsa ka li ka sebelisoa bakeng sa maemo a mangata a liaparo tse sireletsang, mohlala, GB19082-2009, N14126, EN 13795 jj.