Ammonia (NH3) is a colourless, toxic and flammable gas formed by the reaction of Nitrogen with Hydrogen.

Although ammonia has a strong smell like mothballs it is particularly harmful at excessive levels and prolonged exposure to humans. It is the most common gas to leak in an industrial env...

Carbon dioxide is a colourless, odourless gas made up of one carbon atom joined to two oxygen atoms. This means it has the chemical formula CO₂. It can sometimes be confused with carbon monoxide where one atom of carbon is joined to one atom of oxygen, which has the chemical formula CO.  Both g...

The principle that employers must control hazardous substances to protect their workforce from being harmed at work is one of the reasons organisations need gas detectors.  In the UK what is expected of an employer is defined in a law called the COSHH regulations, the control of substances haza...

As a part of the treatment of patients suffering from the COVID 19 coronavirus, the use of medical ventilators is widespread. In its simplest form, a modern positive pressure ventilator consists of a compressible air reservoir or turbine, air and oxygen supplies, a...