Covid-19: Mask Efficacy is Dependent on Both Fabric and Fit
Steven B. Darby, Krishnakumar Chulliyallipalil, Milosz Przyjalgowski, Paddy McGowan, Simon Jeffers, Alan Giltinan, Liam Lewis, N. Smith, Roy D. Sleator
Abstract
The curved laser sheet highlights both penetration through the mask fabric and leakage around the edges of the mask. A large variation in both material penetration and leakage was observed.
Topics & Concepts
Penetration (warfare)Conical surfaceCoronavirus disease 2019 (COVID-19)Materials scienceLeakage (economics)Face masksSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)LaserPenetration depthComposite materialOpticsNanotechnologyEngineeringMedicinePhysicsInfectious disease (medical specialty)Operations researchPathologyDiseaseEconomicsMacroeconomicsInfection Control and VentilationCOVID-19 and healthcare impactsThermal Regulation in Medicine