Figure 9

Decay of the counts of TMCs and TFCs naturally and with the operation of cold plasma detergent device (a, c) in the case of ventilation, (b, d) in the case of without ventilation.

Decay of the counts of TMCs and TFCs naturally and with the operation of cold plasma detergent device (a, c) in the case of ventilation, (b, d) in the case of without ventilation.