Secret supermarket trick? Aldi explains the blue supermarket light. A customer discovered a special ceiling light at Aldi and shared a photo of it on the Reddit platform.
Users of the social media platform have many ideas about what the blue lighting could be about. One comment simply reads: “It glows blue” Another user writes as an explanation: "It's blue light." Sometimes the simplest answer is actually the right one - even if the commenters may have originally meant it as a joke.