Non-methane hydrocarbons (NMHCs) are chemical substances that remain in a gaseous state at room temperature and belong to the group of volatile organic compounds (VOCs). Within this large family of compounds, NMHCs are among the most chemically reactive and take part...
Invisible yet powerful: ammonia (NH3) is a colourless gas which, although naturally present in the atmosphere in small amounts, can become an unwelcome enemy when released into the air, causing intense irritation to the eyes, throat and skin. However, far from being...
What is hydrogen cyanide (HCN) It would be impossible to enjoy ubiquitous plastics, the control function of pesticides, or extract precious metals without hydrogen cyanide (HCN). A colourless and highly volatile gas, as toxic as it is essential for industry. The...
Ambient Air Quality Monitoring Stations (AAQMS) have become key infrastructures for monitoring and safeguarding public health in urban areas, industrial facilities and natural environments. They are an essential ally in addressing environmental risk situations. For...
Greenhouse gases (GHGs) are natural and anthropogenic gases that trap heat in the Earth’s atmosphere, regulating the planet’s temperature. However, when their concentration increases due to human activities such as burning fossil fuels, agriculture or industrial...