Table 2 Disinfection of FFP2 masks contaminated with viruses (SARS-CoV-2—Severe Acute Respiratory Syndrome Coronavirus 2, IAV—influenza A virus, HRV—human rhinovirus and HAdV—human adenovirus) and bacteria (Pseudomonas aeruginosa PAO1 and MRSA—methicillin resistant Staphylococcus aureus ATCC 43300—clinical isolate) using Plasmatico v1.0.

From: Scaled-up non-thermal plasma-generating device Plasmatico enables effective and harmless disinfection of personal protective equipment

Reduction of viral and bacterial contamination of FFP2 masks by treatment in Plasmatico v1.0

NTP exposure time (min)

SARS-CoV-2 (∆ log10)

IAV (∆ log10)

HRV (∆ log10)

60

2.4

3.6

2.2

90

5.2

6.9

3.7

120

–

–

–

NTP exposure time (min)

HAdV (∆ log10)

P. aeruginosa PAO1 (∆ log10)

MRSA ATCC 43300 (∆ log10)

60

2.1

3.7

5.2

90

1.7

6.5

6.4

120

4.8

–

–

  1. Results are expressed in logarithmic decreases of infectious titers/viability. Numbers in bold indicate complete inactivation of viruses and killing of bacteria.
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