Keyword search (4,163 papers available)

"Face mask" Keyword-tagged Publications:

Title Authors PubMed ID
1 The degradation of polylactic acid face mask components in different environments Lyu L; Bagchi M; Ng KTW; Markoglou N; Chowdhury R; An C; Chen Z; Yang X; 39378804
ENCS
2 Towards environmentally sustainable management: A review on the generation, degradation, and recycling of polypropylene face mask waste Lyu L; Bagchi M; Markoglou N; An C; Peng H; Bi H; Yang X; Sun H; 37742382
ENCS
3 An insight into the benefits of substituting polypropylene with biodegradable polylactic acid face masks for combating environmental emissions Lyu L; Peng H; An C; Sun H; Yang X; Bi H; 37734618
ENCS
4 Upcycling face mask wastes generated during COVID-19 into value-added engineering materials: A review Sina Pourebrahimi 36055514
ENCS

 

Title:An insight into the benefits of substituting polypropylene with biodegradable polylactic acid face masks for combating environmental emissions
Authors:Lyu LPeng HAn CSun HYang XBi H
Link:https://pubmed.ncbi.nlm.nih.gov/37734618/
DOI:10.1016/j.scitotenv.2023.167137
Publication:The Science of the total environment
Keywords:Environmental emissionsFace maskLife cycle assessment (LCA)Polylactic acid (PLA)Polypropylene (PP)
PMID:37734618 Category: Date Added:2023-09-22
Dept Affiliation: ENCS

Description:

Mask waste can affect the natural environment and human health. In this study, the life cycle assessment (LCA) of two types of face masks (Polylactic acid (PLA) and Polypropylene (PP)) was first performed to evaluate the environmental impacts from production to end-of-life, and then, greenhouse gas (GHG) emissions were estimated for each life stage. The GHG emissions for one functional unit of PP and PLA face masks were estimated to be 6.27E+07 and 5.06E+07 kg CO2 eq, respectively. Explicitly, PLA mask production emissions are 37 % lower as compared to those for PP masks. Packaging has been recognized as a major GHG source throughout the product's life cycle. This study may provide a new insight into the environmental benefits of reducing GHG emissions within PLA face mask life cycles. Biodegradable and environmentally friendly materials can be used in the manufacturing and packaging of face masks.





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