Green hydrogen has long been billed as a clean fuel for heavy industry, shipping, and long-duration storage, but its price ...

You are taught early in science that oxygen on Earth comes from sunlight. Plants, algae, and cyanobacteria use light to split ...

Oxygen is the second most abundant element in Earth's atmosphere. Although critical for aerobic respiration, it also poses significant dangers to life. The reduction of molecular oxygen to water by ...

The study focuses on the oxygen reduction reaction, a key process in fuel cells that limits their efficiency. New insights ...

A PaO2 test measures oxygen pressure in arterial blood to help guide treatment for respiratory issues. This test is part of an arterial blood gas (ABG) test, which also measures other components like ...

Can you remove an O2 sensor with a standard wrench? Learn when you need a special socket, what's in a kit, and how thread ...

HÆMOGLOBIN (Hb) can combine with molecular oxygen to give oxyhæmoglobin (HbO2) in which one molecule of oxygen is associated with one hæmin group1. In hæmoglobin the iron is in the ferrous state, and ...

Definitions of hypoxaemia, hypoxia, type 1 respiratory failure and hyperoxaemia Definition of hypercapnia and type 2 respiratory failure Definition of acidosis (respiratory acidosis and metabolic ...

Meet seven robots already tackling bomb disposal, firefighting, deep-sea exploration, pipeline inspection, construction, ...