One of the really useful features of integrating spheres is that they can have multiple detector ports. Thus, more than one detector can be attached to make different measurements in parallel. As for all measuring devices, we need to understand the nature of the device because it can affect the measurement results.
The world remains in a continuing state of uncertainty due to the new COVID-19 coronavirus. Face masks and disinfectants are selling very well. Disinfection with UV light could offer a way of disinfecting larger areas without the use of chemical disinfectants, especially in hospitals where patients are being treated.