When investigating an issue, it is crucial to look for key indicators that can be impossible to see with the naked eye. This is true for many contexts, including police work and firefighting. Another scenario that this applies to is uncovering details that are difficult to see in house inspections. A commonality in all these cases is that profes...

There are many pollutants that are visible to the naked eye. Bulk materials such as gas coming out of exhaust pipes or contaminants discolouring water supplies clearly alter their environments. With this being said, there are also pollutants untraceable to human senses that also pose a risk to our health. Nanoparticles fall into that category. W...