Why should the treated parts only be touched with gloves?

Plasma removes organic but not inorganic contaminants. Since, for example, salts (inorganic contaminants) are contained in the sweat  of fingerprints, the components may only be touched with gloves.

Plasma removes organic but not inorganic contaminants. Since, for example, salts (inorganic contaminants) are contained in the sweat  of fingerprints, the components may only be touched with gloves.