scholarly journals Studies of alternative ventilation configurations to mitigate airborne exposure risks in office spaces

2021 ◽  
Author(s):  
Casiano Armenta ◽  
Roberto Armijo ◽  
John Garcia ◽  
Clifford Ho ◽  
Nicole Naber
2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Amanda A. Lee ◽  
Maia Ingram ◽  
Carolina Quijada ◽  
Andres Yubeta ◽  
Imelda Cortez ◽  
...  

Abstract Background Throughout the United States, low-wage, minority workers are disproportionately affected by occupational illnesses and injuries. Chronic exposure to hazardous chemicals at work can lead to serious illnesses, contributing to health inequities. In this article, we expand on theories of ‘responsibilization’ in an occupational health context to reveal how responsibilities for workplace chemical exposures are negotiated by workers and owners in Latinx-owned small businesses. Methods We conducted semi-structured interviews with a total of 22 workers and owners in auto repair shops and beauty salons – two high-risk industries – in Southern Metropolitan Tucson. Participants were asked about their insights into workplace chemical exposures and health. A qualitative analysis team with representation from all study partner organizations collectively coded and reviewed the interview data in QSR International’s NVivo 11 and identified overarching themes across the interviews. Results We identified three primary themes: 1) ambivalence toward risks in the workplace; 2) shifting responsibilities for exposure protection at work; and 3) reflections on the system behind chemical exposure risks. Participants discussed the complexities that small businesses face in reducing chemical exposures. Conclusions Through our analysis of the interviews, we examine how neoliberal occupational and environmental policies funnel responsibility for controlling chemical exposures down to individuals in small businesses with limited resources, obscuring the power structures that maintain environmental health injustices. We conclude with a call for upstream policy changes that more effectively regulate and hold accountable the manufacturers of chemical products used daily by small business workers.


2009 ◽  
Vol 7 (2) ◽  
pp. 344-357 ◽  
Author(s):  
Julie A. Kase ◽  
Maria T. Correa ◽  
Mark D. Sobsey

Recent findings of almost genetically indistinguishable swine and human strains, have suggested swine play a role in the transmission of hepatitis E virus (HEV). The extent to which HEV may be present and persist in the faecal waste generated from intensive swine operations is largely unknown. The fate of swine waste liquid is often land application, possibly resulting in unintentional seepage into groundwater or run-off into surface waters, hence validating concerns of human exposure risks. Freshly passed swine faeces, barn flush liquid waste, and lagoon liquid from production sites in North Carolina were surveyed periodically for HEV using RT-PCR primers located in ORF2. On three farms where HEV RNA was detected in swine faeces, it was also found in stored liquid waste on several occasions. HEV presence was related to swine age but not to animal management and waste management procedures, which varied amongst the farms. Seasonal patterns of HEV prevalence could not be established as viral RNA was isolated at all time points from two farms. Phylogenetic analysis of 212 bases of the genomic RNA indicated that isolates resembled the known US swine and human strains (percentage nucleic acid homology 91 to 94%), with one amino acid substitution.


2015 ◽  
Vol 30 (8) ◽  
pp. 1464-1469 ◽  
Author(s):  
Amy L. Speeckaert ◽  
Justin G. Brothers ◽  
Nathaniel C. Wingert ◽  
Jove H. Graham ◽  
Joel C. Klena

2021 ◽  
Author(s):  
Tom May ◽  
Henry Aughterson ◽  
Daisy Fancourt ◽  
Alexandra Burton

Aims: Non-healthcare keyworkers face distinct occupational vulnerabilities that have received little consideration within broader debates about ‘essential’ work and psychological distress during the COVID-19 pandemic. The aim of this study was therefore to explore the impact of the pandemic on the working lives and mental health and wellbeing of non-healthcare keyworkers in the UK.Methods: In-depth, semi-structured interviews were conducted with 23 participants employed in a range of non-healthcare keyworker occupations, including transport, retail, education, postal services and the police force. Interviews were audio-recorded and transcribed verbatim. Data were analysed using a reflexive thematic approach. Results: Keyworkers experienced adverse psychological effects during the COVID-19 pandemic, including fears of COVID-19 exposure, contagion and subsequent transmission to others, especially their families. These concerns were often experienced in the context of multiple exposure risks, including insufficient PPE and a lack of workplace mitigation practices. Keyworkers also described multiple work-related challenges, including increased workload, a lack of public and organisational recognition and feelings of disempowerment. Conclusion: In efforts to reduce psychosocial concerns among non-healthcare keyworkers, there is a need for appropriate support during the COVID-19 pandemic and in preparation for other infections (e.g. seasonal influenza) in the future. This includes the provision of psychological and workplace measures attending to the intersections of personal vulnerability and work conditions that cause unique risks and challenges among those in frontline keyworker occupations.


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