Oxygen (O 2) is a chemical element. At standard temperature and pressure, two oxygen atoms bind together to form a colourless and odourless gas with a molecular mass of 32 atomic mass units (amu). Together with nitrogen and argon, oxygen is one of the three major constituents of Earth’s atmosphere, being present in 21% of air.
Foundations of medical oxygen systems has been complied to capture definitions, technical requirements, tools and resources related to medical oxygen systems based on information available in January 2023. This publication aims to make relevant and practical material accessible for Member States, policy makers, implementing partners, practitioners, biomedical engineers and technicians.
Medical oxygen is a life-saving medicine that is used to treat many conditions throughout the care continuum. Despite the clinical importance of medical oxygen and inclusion on the WHO Essential Medicines List, it remains a hard to access resource in health care settings. The COVID-19 pandemic highlighted inequities in availability and access to this life-saving medicine and the inherent ...
Background Oxygen requirements and approaches to respiratory support in patients with COVID-19 in low- and middle-income countries (O2CoV2) was an observational study conducted by WHO with multiple implementing partners.
Sketchpad: Free online drawing application for all ages. Create digital artwork to share online and export to popular image formats JPEG, PNG, SVG, and PDF.
Sketch Mobile is a drawing tool that takes advantage of the new capabilities presented in modern mobile browsers; including multi-touch, the accelerometer, and the gyroscope; providing a fun & novel environment to express yourself in colorful ways! Sketch Mobile was commissioned by Google as part of the Mobile Chrome Experiments released at Google I/O 2012. Sketch Mobile utilizes multi-touch ...