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61,005 resultsShowing papers similar to Different Type of Face Masks and Their Protection Against Covid-19
ClearFace Mask as a Tool to Prevent the Coronavirus Disease 2019: The Importance and Challenges
This review examined the effectiveness and challenges of face masks for preventing COVID-19 transmission. Disposable surgical masks are now recognized as a significant environmental source of microplastic fibers, as they shed synthetic particles during use and when discarded.
A Novel Face Masks and it’s Utility during COVID-19 Pandemic: A Comprehensive Review
This review examines the technical specifications, materials, and engineering advances of face masks used during the COVID-19 pandemic, including both commercial and homemade options. Researchers discuss the environmental impact of disposable masks, noting that their widespread use has contributed to microplastic pollution as mask materials degrade. The study highlights the need for mask designs that balance effective viral protection with reduced environmental contamination.
Face Masks to Combat Coronavirus (COVID-19)—Processing, Roles, Requirements, Efficacy, Risk and Sustainability
This review examines the materials, manufacturing methods, and effectiveness of face masks used during the COVID-19 pandemic, most of which are made from non-biodegradable plastics like polypropylene and polyester. Researchers found that while masks are effective at reducing virus transmission, their widespread use and improper disposal have created a significant environmental concern as they break down into microplastics. The study calls for more sustainable mask materials and better waste management strategies to reduce the environmental footprint of pandemic-related plastic waste.
Preliminary study on the ejection of microplastics from different types of face masks
Researchers tested surgical masks, cloth masks, and N95 respirators to see how many microplastics they release. They found that all types shed microplastic fibers, with surgical masks releasing the most particles, and that used masks shed more than unused ones. The study raises awareness that face masks, while important for health protection, are themselves a source of microplastic exposure.
COVID-19: Performance study of microplastic inhalation risk posed by wearing masks
Researchers tested how different types of face masks affect the risk of inhaling microplastics during breathing. They found that while masks generally reduce exposure to granular microplastics, surgical, cotton, and activated carbon masks can increase fiber-like microplastic inhalation, and reusing disinfected masks raises particle exposure further. N95 masks offered the best protection, reducing spherical microplastic inhalation risk by over 25 times compared to wearing no mask.
Face masks: a COVID-19 protector or environmental contaminant?
This review examined how the massive global use of disposable face masks during COVID-19 has created a significant source of microplastic pollution, with billions of masks entering the environment and releasing plastic fibers and chemical contaminants.
The Life of a Face Mask: from Production to Use to Disposal
This review covers the full life cycle of face masks—from production through use to disposal—and their protective efficacy and environmental impact. The widespread use of single-use plastic masks during COVID-19 generated millions of tons of plastic waste that risks fragmenting into environmental microplastics.
The impact and effectiveness of the general public wearing masks to reduce the spread of pandemics in the UK: a multidisciplinary comparison of single-use masks versus reusable face masks.
This study compared the filtration effectiveness and environmental impact of single-use versus reusable face masks during COVID-19, finding that reusable masks can be comparable in protection while significantly reducing plastic waste. Billions of disposable masks ended up in the environment during the pandemic, releasing microplastic fibers and fragments as they degraded.
A review of disposable facemasks during the COVID-19 pandemic: A focus on microplastics release
This review examines the environmental threats posed by disposable face masks used during the COVID-19 pandemic, with a focus on microplastic release. Researchers found that discarded masks undergo physical and chemical degradation in the environment, generating microplastics that contaminate both aquatic and terrestrial ecosystems. The study provides an overview of current knowledge on microplastic extraction methods and proposes strategies for controlling mask-related plastic pollution through source reduction and improved waste management.
Public face masks wearing during the COVID-19 pandemic: A comprehensive analysis is needed for potential implications
This review weighed evidence on the effectiveness of face masks for preventing COVID-19 transmission against growing evidence that masks release microplastics and chemical contaminants when worn and degraded. The authors concluded that the public health benefits of mask use during the pandemic outweighed plastic exposure risks, but called for redesigned masks with lower MP release and better end-of-life management.
Single-use surgical face masks, as a potential source of microplastics: Do they act as pollutant carriers?
Researchers investigated whether single-use surgical face masks, widely used during the COVID-19 pandemic, are a potential source of microplastic fibers released into the environment. The study found that used masks entering uncontrolled waste streams can shed fibrous microplastics.
The COVID-19 pandemic face mask waste: A blooming threat to the marine environment.
This review examines how single-use face masks — billions of which were discarded during the COVID-19 pandemic — contribute to microplastic and microfiber pollution in marine environments when improperly disposed of. The pandemic created a massive new source of plastic pollution, with masks breaking down into microplastics and releasing chemical contaminants in the ocean.
Antibacterial/Antiviral Face Masks: Processing, Characteristics, Challenges, and Sustainability
This review examines the development of antibacterial and antiviral face masks — including the materials, processing methods, and antimicrobial agents used — and discusses sustainability challenges associated with mask disposal. It is tangentially relevant to microplastics because single-use masks are now recognized as a significant emerging source of microplastic and nanoparticle pollution when they fragment in the environment, though this paper focuses primarily on mask performance and design rather than their pollution impact.
Applicability of Membranes in Protective Face Masks and Comparison of Reusable and Disposable Face Masks with Life Cycle Assessment
A comparison of reusable and disposable face masks using life cycle assessment found that while reusable masks have lower total environmental impact over their lifetime, disposable masks shed microplastic fibers that could enter both environmental and human biological systems.
The impact and effectiveness of the general public wearing masks to reduce the spread of pandemics in the UK: a multidisciplinary comparison of single-use masks versus reusable face masks.
Reusable fabric face masks and single-use surgical masks were compared for filtration efficiency and particle shedding, with single-use masks providing better protection against airborne pathogens but generating more plastic waste, while reusable cotton masks reduced waste but required proper washing protocols to maintain effectiveness.
Understanding the environmental impacts of facemasks: a review on the facemask industry and existing life cycle assessment studies
This review examined the environmental life cycle impacts of disposable face masks during the COVID-19 pandemic, finding that the surge in mask production and disposal created a significant new source of plastic waste and microplastic pollution globally.
Fabric structure and polymer composition as key contributors to micro(nano)plastic contamination in face masks.
Researchers investigated how the structure of face masks — including surgical polypropylene and fashionable polyurethane masks — influences the generation of micro- and nano-plastics during normal wear and UV aging. The findings show that mask material composition and fabric structure are key determinants of how much plastic particles are shed into the wearer's breathing zone.
Study of Surface Morphology and Effectiveness of Common Nasopharyngeal Masks: A Case of Kathmandu, Nepal
Researchers tested 38 face masks — including cloth masks, surgical masks, and N95 respirators — against PM10 and PM2.5 particles using a mannequin head setup in Kathmandu, Nepal, finding significant variation in filtration efficiency among mask types. The study provides practical guidance on mask effectiveness for particulate matter protection in real-world conditions.
From Protection to Pollution: The Impact of Mask Use on Micro(nano)plastic Release
This bibliographic review found that global mask consumption during COVID-19 reached as high as 2.5 trillion single-use masks per month, with Asia as the largest consumer, and documented how improper mask disposal releases microplastics and nanoplastics into terrestrial and aquatic environments.
A Review of the Fabrication Methods, Testing, and Performance of Face Masks
This review covered the fabrication methods, filtration performance, comfort characteristics, and certification standards of face masks and respirators, with particular attention to developments during and after the COVID-19 pandemic. The authors identified trade-offs between filtration efficiency, breathability, and user comfort across different mask types and materials.
Evaluation of the leaching of microplastics from discarded medical masks in aquatic environments: a case study of Mashhad city
Researchers tested ten brands of COVID-19 face masks for microplastic release in water, finding that N95 masks shed the most particles due to their heavier construction, with fibers being the most common shape released. The findings highlight that the billions of disposable masks used globally each month represent a significant and growing source of microplastic pollution in aquatic environments.
Exudation of microplastics from commonly used face masks in COVID-19 pandemic
Researchers simulated real-world mask usage and found that commonly used face masks — including surgical and cloth types — shed measurable quantities of microplastic particles that could be inhaled by the wearer, raising concerns about respiratory exposure during prolonged mask use.
Current knowledge on the presence, biodegradation, and toxicity of discarded face masks in the environment
This review examines the environmental fate of discarded face masks from the COVID-19 pandemic, covering their degradation, chemical release, and ecological toxicity. Researchers found that disposable masks break down slowly in the environment, releasing microplastic fibers and chemical additives that harm aquatic and terrestrial organisms. The study calls for improved disposal practices and further research into the long-term environmental consequences of pandemic-related mask waste.
Disposable over Reusable Face Masks: Public Safety or Environmental Disaster?
This review compares the public health benefits and environmental impacts of disposable versus reusable face masks in the context of COVID-19. While disposable masks consistently provide higher protection, they contribute significantly to greenhouse gas emissions, landfill waste, and microplastic pollution. The study discusses the need for approaches that balance pandemic safety with environmental sustainability.