Pertti Pasanen
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View article: Tree Species-Dependent Inactivation of Coronaviruses and Enteroviruses on Solid Wood Surfaces
Tree Species-Dependent Inactivation of Coronaviruses and Enteroviruses on Solid Wood Surfaces Open
The ongoing challenge of viral transmission, exemplified by the Covid pandemic and recurrent viral outbreaks, necessitates the exploration of sustainable antiviral solutions. This study investigates the underexplored antiviral potential of…
View article: Applicability of aethalometers for monitoring diesel particulate matter concentrations and exposure in underground mines
Applicability of aethalometers for monitoring diesel particulate matter concentrations and exposure in underground mines Open
Occupational exposure to diesel exhaust is regulated by legislation in Europe owing to its carcinogenic effects on humans. In underground mines, exposure to diesel exhaust requires regular monitoring. In this work, we investigate the usage…
View article: Risk of Microbial Growth in Ventilation Ductwork Located in the Humid and Cold Conditions
Risk of Microbial Growth in Ventilation Ductwork Located in the Humid and Cold Conditions Open
High humidity inside ductworks could be a potential risk for microbial growth and there is also a hypothesis that lower night-time ventilation increases the risk of growth. This study investigates the possibility of microbial growth in ven…
View article: A Rapid Review of Sociocultural Dimensions in Nigeria’s Solid Waste Management Approach
A Rapid Review of Sociocultural Dimensions in Nigeria’s Solid Waste Management Approach Open
Against the background of an arguable dearth of scholarship on the sociocultural dimensions of Nigeria’s solid waste management strategies and practices, this rapid review searched for evidence in the literature. A rapid evidence review an…
View article: The Effect of Surface Treatment on the Antibacterial Properties of Wood and the Possibility to Detect the Antibacteriality with Fluorescence Method
The Effect of Surface Treatment on the Antibacterial Properties of Wood and the Possibility to Detect the Antibacteriality with Fluorescence Method Open
Wood is a widely used indoor material, and thus it is important to consider wood performance in microbial cross contamination via surfaces. In this study, both untreated and surface- treated wood materials were studied by simulating airbor…
View article: Temporal and spatial aerosol transmission from the exhalation of an infected person in an office environment
Temporal and spatial aerosol transmission from the exhalation of an infected person in an office environment Open
The paper reports office test chamber experiments with an exposed breathing thermal manikin (6 L/min) and an infected exhalation simulator (6 L/min) connected with a thermal dummy. The motivation was to investigate effects of different pro…
View article: Exposure of cleaning workers to chemical agents and physical conditions in swimming pools and spas
Exposure of cleaning workers to chemical agents and physical conditions in swimming pools and spas Open
Swimming pools and spas require a high hygiene level, and therefore constant cleaning. In this study, cleaning workers’ exposure to volatile organic compounds (VOCs), trichloramine (TCA), and particulate matter (PM) in the swimming pools a…
View article: Controlling flour dust exposure by an intervention focused on working methods in Finnish bakeries: a case study in two bakeries
Controlling flour dust exposure by an intervention focused on working methods in Finnish bakeries: a case study in two bakeries Open
Objectives. The purpose of this study was to examine the effectiveness of intervention strategies to control mass concentrations and peak exposures of flour dust in two Finnish bakeries. The effect of the intervention on the proportion of …
View article: VOCs concentrations and emission rates in hospital environment and the impact of sampling locations
VOCs concentrations and emission rates in hospital environment and the impact of sampling locations Open
In this study, volatile organic compounds (VOCs) were measured from 47 hospital rooms to determine the most suitable sampling location for VOCs indoors. Another goal was to find out the most predominant VOCs and their emission per floor ar…
View article: The effects of paints and moisture content on the indoor air emissions from pinewood ( <i>Pinus sylvestris</i> ) boards
The effects of paints and moisture content on the indoor air emissions from pinewood ( <i>Pinus sylvestris</i> ) boards Open
The emissions of volatile organic compounds (VOCs) from building materials may significantly contribute to indoor air pollution, and VOCs have been associated with odor annoyance and adverse health effects. Wood materials together with coa…
View article: Effects of Night Ventilation on Indoor Air Quality in Educational Buildings—A Field Study
Effects of Night Ventilation on Indoor Air Quality in Educational Buildings—A Field Study Open
Night ventilation methods have been used in educational buildings to guarantee indoor air quality at the beginning of occupied periods. A typical method has been to pre-start ventilation 2 h before the space usage. Another selection has be…
View article: Weathering of Antibacterial Melt-Spun Polyfilaments Modified by Pine Rosin
Weathering of Antibacterial Melt-Spun Polyfilaments Modified by Pine Rosin Open
For many antibacterial polymer fibres, especially for those with natural functional additives, the antibacterial response might not last over time. Moreover, the mechanical performance of polymeric fibres degrades significantly during the …
View article: VOC chromatogram data set for polyfilament analysis of antibacterial polyfilament fibre samples with natural additive rosin and silver
VOC chromatogram data set for polyfilament analysis of antibacterial polyfilament fibre samples with natural additive rosin and silver Open
This data is a detail report related to the VOC measurements described and analyzed in the paper Weathering of antibacterial melt-spun polyfilaments modified by pine rosin. The detailed description of the method, sample codes, samples prep…
View article: VOC chromatogram data set for polyfilament analysis of antibacterial polyfilament fibre samples with natural additive rosin and silver
VOC chromatogram data set for polyfilament analysis of antibacterial polyfilament fibre samples with natural additive rosin and silver Open
This data is a detail report related to the VOC measurements described and analyzed in the paper Weathering of antibacterial melt-spun polyfilaments modified by pine rosin. The detailed description of the method, sample codes, samples prep…
View article: Measurement and Simulation of Biocontamination in an Enclosed Habitat
Measurement and Simulation of Biocontamination in an Enclosed Habitat Open
Microbial aerosols can be used as model particles for examining the dispersion and deposition of particles as well as assessing the reliability of the simulation methods. For example, the computational fluid dynamics model (CFD) can be use…
View article: SCANVAC: A petition for measures against airborne transmission of infectious diseases
SCANVAC: A petition for measures against airborne transmission of infectious diseases Open
The COVID-19 pandemic has had profound global consequences. Borders and workplaces have closed, and entire nations have imposed lockdown to slow the rate of transmission. The physical distance between people and handwashing has been prescr…
View article: VOC analysis data set for polyfilament analysis of antibacterial PE, PA and PLA fibre samples with natural additive rosin and silver
VOC analysis data set for polyfilament analysis of antibacterial PE, PA and PLA fibre samples with natural additive rosin and silver Open
This data is a detail report related to the VOC measurements described and analyzed in the work Weathering and safety of antibacterial polymer-rosin polyfilaments. The detailed description of the method, samples preparations and main outco…
View article: VOC analysis data set for polyfilament analysis of antibacterial PE, PA and PLA fibre samples with natural additive rosin and silver
VOC analysis data set for polyfilament analysis of antibacterial PE, PA and PLA fibre samples with natural additive rosin and silver Open
This data is a detail report related to the VOC measurements described and analyzed in the work Weathering and safety of antibacterial polymer-rosin polyfilaments. The detailed description of the method, samples preparations and main outco…
View article: Carbon Heroes Benchmark Program – whole building embodied carbon profiling
Carbon Heroes Benchmark Program – whole building embodied carbon profiling Open
Reducing the embodied carbon of the building stock requires a better understanding of the life cycle impacts of the materials used in those buildings. However, the characteristics of the building stock vary significantly by geography and b…
View article: A Novel Method for Determining Infiltration of Mechanically Ventilated Buildings
A Novel Method for Determining Infiltration of Mechanically Ventilated Buildings Open
A novel method for determining air infiltration for mechanically ventilated buildings is presented in this paper. It consists of a model that uses size-resolved particle concentrations of the outdoor, filtered supply, and exhaust air as in…
View article: Deposition of respiratory virus pathogens on frequently touched surfaces at airports
Deposition of respiratory virus pathogens on frequently touched surfaces at airports Open
Background
\nInternational and national travelling has made the rapid spread of infectious diseases possible. Little information is available on the role of major traffic hubs, such as airports, in the transmission of respiratory infection…
View article: Triboelectric charging of fungal spores during resuspension and rebound
Triboelectric charging of fungal spores during resuspension and rebound Open
The triboelectric charging of fungal spores was experimentally characterized during rebound and resuspension. A fungal spore source strength tester (FSSST) was used as a primary aerosol generator for spores of three fungal species and two …