UV light as a disinfectant?

November 2, 2021

Given the current situation due to the pandemic, ultraviolet light has gained further recognition. Its multiple benefits have captured the attention of various users who use it as an effective method to disinfect spaces . In this article, we reveal information regarding UV light and its versatility.

What is ultraviolet light?

It is a light that is not perceptible to the human eye. Its types are classified from low to high intensity. The uvc light is used mainly to disinfect , since it is the most powerful of all. This light does not reach the earth naturally, since the ozone layer absorbs its radiation.

That is why professionals have developed this light artificially. It should be noted that the purposes of this type of light are exclusively to destroy harmful particles in the environment. Therefore, it is not advisable to be exposed to it when you do not have adequate protection.

What is the functionality of UV light?

The main contribution of ultraviolet light is the disinfection and sterilization of spaces. The health sector, airports, and food factories are the ones that most use this type of light to eradicate unwanted organisms such as: fungi, bacteria and viruses. It is also used to make water drinkable.

This is because the type of radiation that ultraviolet light emits to disinfect is very powerful. Although it is a light that illuminates very little, it is capable of completely eliminating the DNA of microorganisms.

This being of great help as a method of disinfection of large surfaces. So far, no evidence has been found to show that UV light contains chemicals or toxic substances. This makes its functionality so acclaimed as it is not harmful to health.

Main applications of ultraviolet light

Although it is mostly used to disinfect surfaces and make water drinkable , there are also other sectors that have benefited from its use:


Ultraviolet light is effective in crop production. It helps control pests and diseases , as well as is useful when the weather is poor. Provides crops with the light they need for growth. Becoming a potential tool for farmers.


In the aesthetic sector, it is used to dry nail polish and in tanning machines. Currently, this light has been used to take ultraviolet photographs , which determine the damage generated in the outer layer of the skin. In this way, any type of problem that may arise in the skin is diagnosed.


On the health side, it is used to treat jaundice in newborns . Exposure to this light breaks down bilirubin that affects the neonate’s liver. In this way, the baby’s liver can process and excrete bilirubin without major problems.


It is useful to eliminate and prevent any type of bacteria , virus or algae. Its radiation sterilizes the aquarium environment, preventing these microorganisms from reproducing and leaves no residue.

All these aspects determine the effectiveness of using ultraviolet light in any type of space Revealing the veracity of its benefits.

Why is your disinfection system so effective?

Ultraviolet light emits electromagnetic radiation, capable of completely destroying all kinds of microbes. The germicidal effect of this light makes the small microorganisms inactivate.

It is important that these types of microorganisms be eradicated, to avoid the possibility that they continue to reproduce in the environment and, therefore, cause innumerable diseases. In addition, this light is friendly to the environment, since it does not emit harmful substances that expand in the air.

It should be noted that this type of light can be irritating to the skin and eyes. Therefore, you have to be careful and leave your application in the hands of duly qualified professionals , who do it under strict security parameters .

Ultraviolet light and the coronavirus

After the arrival of the pandemic, many health professionals have emphasized the issue of disinfection of surfaces . This measure is essential to prevent the spread of the virus at home and in public spaces in general.

Public establishments must guarantee the safety of the spaces. They must opt ​​for the best measures for a total disinfection of their areas. Thus decreasing the significant risk that the virus will continue to spread.

What do the health experts say?

Scientists have revealed the high effectiveness of ultraviolet light to help the virus disappear, since its technology is capable of eliminating up to 99% of microorganisms. The SARS-CoV-2 virus has already been influenced by this.

Therefore, uvc light against coronavirus is one of the best options. Giving companies the opportunity to kill germs on surfaces safely and effectively. Not leaving aside other disinfection methods, such as deep cleaning with disinfectant products.

Why is it necessary to take action as soon as possible?

The pandemic has left a great impact on humanity. The numbers of the infected and the deaths are alarming. Using this type of technology offers a possible solution for the disinfection of spaces.

It is pertinent that the owners of crowded places take action on the matter. This technology is one of the most validated options to inhibit and destabilize the virus. Its effects do not have a negative impact or generate adverse effects on health.

It should be noted that there are several options on the market for devices that emit ultraviolet lights. Providing users with the best tools to contribute significantly to the situation that has occurred worldwide.

In the midst of the pandemic, it is prudent to provide an effective means of disinfection for all kinds of public spaces . Being ultraviolet light one of the best alternatives to consider to stop and prevent the spread of covid-19.

Dr. Loony Davis5
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Born and raised in Brussels in an English family, I have always lived in a multicultural environment. After several work experiences in marketing and communication, I came to Smart Water Magazine, which I describe as the most exciting challenge of my career.
I am a person with great restlessness and curiosity to learn, discover what I do not know, as well as reinvent myself daily, someone who is curious about life and wants to know. I enjoy sharing knowledge.
This is my personal project but I also collaborate in other blogs, it is the case, the most important web on water currently exists in the US, if you are interested you can read my articles here.

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