Results 1 to 10 of about 15,257 (215)

Not quite PIB-positive, not quite PIB-negative: Slight PIB elevations in elderly normal control subjects are biologically relevant [PDF]

open access: yesNeuroImage, 2012
Researchers employing Pittsburgh Compound B positron emission tomography (PIB-PET) imaging have consistently indentified old normal control (oNC) subjects with elevated tracer uptake, suggesting the presence of beta-amyloid deposition in these individuals.
Michael Brandel   +2 more
exaly   +3 more sources

Identification and Evaluation of Technical and Operational Parameters of Mobile Positive Pressure Ventilation Fans Used during Rescue Operations

open access: yesSafety & Fire Technology, 2021
Aim: The aim of the article is to indicate the essential technical and operational parameters of mobile fans and to present the proposed testing method- ologies (as well as dedicated infrastructure) allowing to confirm the indicated features.
Piotr Kaczmarzyk   +3 more
doaj   +1 more source

Prevalence of aflatoxins and ochratoxine A in organically and conventionally produced herbs and spices [PDF]

open access: yesFarmacja Polska, 2022
Background: Healing with herbs and spices has had a long history and from decades is enjoyed increasing interest worldwide. This increase in popularity renders safety issues important.
Magdalena Gajewska   +2 more
doaj   +1 more source

Temporary Accommodation Facilities for People Affected by an Emergency or Humanitarian Disaster

open access: yesSafety & Fire Technology, 2022
Aim: This article attempts to provide an insight into the planning and construction of temporary accommodation for those affected by warfare and humanitarian disasters.
Jacek Roguski   +2 more
doaj   +1 more source

Methods Used to Extinguish Fires in Electric Vehicles

open access: yesSafety & Fire Technology, 2021
Aim: The aim of the article is to present the current state of knowledge regarding the possibility of suppressing or effectively extinguishing fires of electric vehicle.
Piotr Lesiak   +2 more
doaj   +1 more source

Testing of Large Scale Pool Fire of Technical Ethanol

open access: yesSafety & Fire Technology, 2022
Aim: The aim of this article is to determine the characteristics of a pool fire, including the temperatures and thermal radiation densities caused by it. Mappings of pool fires occurring in actual emergency events were conducted by performing large-scale
Wojciech Klapsa   +3 more
doaj   +1 more source

Energy-related carbon dioxide emission factors from combustion of gaseous methane fuels

open access: yesEnvironmental Protection and Natural Resources, 2023
The topic of this paper concerns energy-related carbon dioxide emission factors from the combustion of gaseous methane fuels. It is a very current subject, as methane fuels, mainly of fossil origin, are one of the primary energy carriers used in ...
Kargulewicz Iwona   +2 more
doaj   +1 more source

Possibilities of Using Mobile Fans and the Parameters Conditioning the Effectiveness of Tactical Mechanical Ventilation

open access: yesSafety & Fire Technology, 2022
Aim: The aim of the article is to indicate the possible scope of application of mobile fans during the execution of rescue actions and identification of the parameters conditioning the effectiveness of using this type of units.
Piotr Kaczmarzyk   +3 more
doaj   +1 more source

Analysis of cadmium and lead content in organically and conventionally produced herbs and spices available on the Polish market [PDF]

open access: yesFarmacja Polska, 2022
Background: From decades, spices and medicinal plants gained an important role in pharmacy as a raw material for the pharmaceutical industry and pharmaceutical preparations.
Magdalena Julita Gajewska   +1 more
doaj   +1 more source

Complex Approach to Thermal Testing of Firefighters’ Protective Clothing

open access: yesSafety & Fire Technology, 2021
Aim: An extremely important property of firefighters’ special clothing is thermal resistance of the clothing materials to heat transfer from radiation or flame.
Dorota Szułczyńska, Jacek Roguski
doaj   +1 more source

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