What to do if I accidentally mixed bleach and vinegar?

In this brief guide, we will answer the question “what to do if I accidentally mixed bleach and vinegar?” and discuss the side effects of mixing bleach and vinegar and how to properly handle chemicals used in the household cleaning.

What to do if I accidentally mixed bleach and vinegar?

If you have accidentally mixed bleach and vinegar, you should leave the place where the mixture was done and ventilate the place. Bleach evaporates quickly and the inhalation of the bleach gas can cause irritation to eyes and lungs and cause intoxication when breathing in large quantities (1,2). 

Open windows and doors and if possible, use a fan to fastly remove the emitted gas from the bleach. The mixture of bleach and vinegar generates toxic gases that should not be inhaled  (1).

What happens if you mix bleach and vinegar?

If you mix bleach and vinegar, chlorine gases are formed and fastly dissipated in the environment. These gases are toxic when inhaled. 

Mixing bleach with ammonia generates chloramine gas, which is also toxic. In general, mixing cleaning solutions can be toxic and should not be done, unless there are safe instructions recommending this mixture (1,2,3).

Several cases of intoxication have been reported due to the improper use of household cleaning solutions, including the improper mixing of these chemicals (3).

What are possible symptoms caused by inhaling chlorine gas?

The possible symptoms caused by inhaling chlorine gas are: 

  • Blurred vision
  • Burning sensation in the nose, throat, lungs, and eyes
  • Coughing
  • Difficulty breathing or shortness of breathEye tearing
  • Nausea
  • Skin pain, redness
  • Vomiting

When eyes, throat and lungs are exposed to chlorine gas, it is possible that acid is produced, which affects the tissue, causing prolonged damage. In addition, in the case of sensitive individuals, such as people with asthma, the symptoms can be more severe. 

The duration and intensity of the symptoms vary depending on the quantity of gas inhaled (2). If the symptoms persist or are severe, you should look for medical assistance as soon as possible.

What are the options of bleach and vinegar as a cleaning solution?

The options of bleach and vinegar as a cleaning solution are:

Alternatives to bleach

Bleach is a disinfectant. This means, it can effectively kill 100% of the microorganisms and therefore not all the cleaning agents are equivalent to bleach and need additional sanitizing steps. For example, baking soda and vinegar, although they are effective by cleaning and removing dirt, they are not disinfectant in the same effectiveness as bleach.

A less toxic alternative to bleach that is recognized by the Environmental Protection Agency (EPA) are disinfectants containing hydrogen peroxide, which can oxidize  and break down to water and oxygen and leave no harmful residues.

Another alternative that is considered effective is thymol. It does not need to be diluted or rinsed. The disadvantages of using thymol are that it is much more expensive than bleach and needs 10 minutes acting time after the application (4). 

Alternatives to vinegar

The alternatives to vinegar as a cleaning agent are lemon juice and baking soda. Like vinegar, lemon juice is an acid and can remove dirt, clean and deodorize. When mixed with baking soda, a paste is formed which can be used as a cleaning agent.

Baking soda can be used on almost every surface, as it is non-abrasive. It also removes odors and can be used to deodorize the refrigerator (5).

What are the recommendations when using cleaning solutions?

The recommendations when using cleaning solutions are (3):

  • Reed labels and recommendations of the products prior to the use 
  • Ventilate the home places when using cleaning products by opening windows and doors
  • Protect eyes and hands with gloves and safety glasses
  • Place cleaning solutions away from children and pets
  • Store cleaning solutions and chemicals in a cool and dark place away from the food supplies 
  • Wash hands after manipulating chemical solutions
  • Do not use chemical solutions in contact to food

Conclusion:

In this brief guide, we have answered  the question “what to do if I accidentally mixed bleach and vinegar?”  and discussed the side effects of mixing bleach and vinegar and how to properly handle chemicals used in the household cleaning.

Citations:

  1. Chlorine: Exposure, Decontamination, Treatment. Center for disease control and prevention. 
  2. Gharpure, R. Knowledge and Practices Regarding Safe Household Cleaning and Disinfection for COVID-19 Prevention — United States, May 2020. Center for disease control and prevention. 
  3. Koksoy Vayisoglu S, Oncu E. The use of cleaning products and its relationship with the increasing health risks during the COVID-19 pandemic. Int J Clin Pract, 2021, 75, e14534. 
  4. Sanitize Safely and Effectively: Bleach and Alternatives in Child Care Programs. Universitiy of California
  5. Washburn, C. Greener Cleaners. Utah State University.

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