Oxygen nozzles play an important role in aircraft oxygen systems, and the oxygen valve is one of the most important components of the oxygen nozzle.In order to investigate the ignition source of three fires of a certain type of aircraft, combustion analysis, energy spectrum analysis, and material analysis were conducted.Based on the results of the

BackgroundThe aim was to determine what factors drive and enhance compassionate care behaviors in the ICU setting and which factors drain and negate such caring attitudes and behaviors.MethodsQualitative, focus group discussions using video vignettes.20 participants agreed to be part of 3 separate focus groups facilitated by the authors.ResultsThem

The aim of this study is to create Female Pumps a mechanical model which is suitable to investigate the surface quality in turning processes, based on the Cumulative Surface Location Error (CSLE), which describes the series of the consecutive Surface Location Errors (SLE) in roughing operations.In the established model, the investigated CSLE depend

This paper investigates how the travel behavior relating to Public Transport (PT) changed during the COVID-19 pandemic, and which are the expectations about the extent of PT use post-pandemic.A revealed preferences questionnaire survey was distributed within an academic community in the city Dog Chew of Thessaloniki, Greece.To understand the factor