A method for sanitizing/sterilizing a container/enclosure for use in the food industry or the beverage industry comprising the steps of: providing a container and/or enclosure providing a hollow or non-hollow electromagnetic radiation source controllably exposing the container and/or enclosure to electromagnetic radiation from the electromagnetic radiation source for a period of time and at least one of sanitizing and sterilizing at least a portion of the container and/or enclosure with the electromagnetic radiation.
