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(2024). Methods for a Non-Targeted Qualitative Analysis and Quantification of Benzene, Toluene, and Xylenes by Gas Chromatography-Mass Spectrometry of E-Liquids and Aerosols in Commercially Available Electronic Cigarettes in Mexico. Int. J. Environ. Res. Public Health, 21.","DOI":"10.3390\/ijerph21101308"},{"key":"ref_2","unstructured":"Occupational Safety and Health Administration (2024, February 16). Web Page, Table AC-1: Permissible Exposure Limits for Chemical Contaminants, Permissible Exposure Limits and Short Term Exposure Limit, Available online: https:\/\/web.archive.org\/web\/20240730020210\/https:\/\/www.dir.ca.gov\/title8\/5155table_ac1.html."},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"1318","DOI":"10.1100\/tsw.2010.127","article-title":"Determination of hazardous VOCs and nicotine released from mainstream smoke by the combination of the SPME and GC-MS methods","volume":"10","author":"Pandey","year":"2010","journal-title":"Sci. World J."},{"key":"ref_4","unstructured":"Centers for Disease Control and Prevention (2024, December 10). The National Institute for Occupational Safety and Health (NIOSH). Safety Checklist Program for Schools. Conversion Calculator, Available online: https:\/\/www.cdc.gov\/niosh\/docs\/2004-101\/calc.html."},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"7272","DOI":"10.3390\/ijerph10127272","article-title":"Impact of flavour variability on electronic cigarette use experience: An internet survey","volume":"10","author":"Farsalinos","year":"2013","journal-title":"Int. J. Environ. Res. Public Health"},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"4356","DOI":"10.3390\/ijerph110404356","article-title":"Characteristics, perceived side effects and benefits of electronic cigarette use: A worldwide survey of more than 19,000 consumers","volume":"11","author":"Farsalinos","year":"2014","journal-title":"Int. J. Environ. Res. Public Health"},{"key":"ref_7","unstructured":"Government of Canada (2025, May 05). Proposed Residential Indoor Air Quality Guidelines for Benzene. Available online: https:\/\/www.canada.ca\/en\/health-canada\/programs\/consultation-proposed-residential-indoor-air-quality-guidelines-benzene\/document.html."},{"key":"ref_8","unstructured":"Health Canada (2025, May 05). Residential Indoor Air Quality Guideline: Toluene. Available online: https:\/\/www.canada.ca\/content\/dam\/canada\/health-canada\/migration\/healthy-canadians\/publications\/healthy-living-vie-saine\/toluene\/alt\/toluene-eng.pdf."},{"key":"ref_9","unstructured":"Health Canada (2025, May 05). Residential Indoor Air Quality Guidelines for Xylenes. Available online: https:\/\/www.canada.ca\/content\/dam\/hc-sc\/documents\/services\/publications\/healthy-living\/residential-indoor-air-quality-guidelines-xylenes\/residential-indoor-air-quality-guidelines-xylenes.pdf."},{"key":"ref_10","unstructured":"Environmental Protection Agency (2024, December 14). Chapter 6\u2014Inhalation Rates, Exposure Factors Handbook, Available online: https:\/\/www.epa.gov\/sites\/default\/files\/2015-09\/documents\/efh-chapter06.pdf."},{"key":"ref_11","unstructured":"CORESTA Recommended Method No 81 (2024, December 14). Routine Analytical Machine for e-Cigarette Aerosol Generation and Collection\u2014Definitions and Standard Conditions. 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