When you see the contents specialists shining ultraviolet light on a wall or carpet, they may not be killing viruses or germs there (although it has proven effective in killing viruses, including Covid-19).

Ultraviolet light is also a splendid detection device that helps them find urine stains, oil spills, petroleum jelly, antifreeze, the fungus that causes athlete’s foot, many strains of mold, viruses, and bacteria, many foods, and other human bodily fluids (including blood).

So, you may observe the contents pros using their ultraviolet lights to examine rugs and kitchen close counters, bathrooms, and other places that may harbor best-cleaned and sanitized substances before they start producing colonies of bacteria or deep stains if left unattended.

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