Chemical burn or reaction
Chemicals that touch skin can lead to a reaction on the skin, throughout the body, or both.
Chemical exposure is not always obvious. You should suspect chemical exposure if an otherwise healthy person becomes ill for no apparent reason, particularly if an empty chemical container is found nearby.
Exposure to chemicals at work over a long period of time can cause changing symptoms as the chemical builds up in the person's body.
If the person has a chemical in the eyes, see first aid for eye emergencies.
Eye emergencies include cuts, scratches, objects in the eye, burns, chemical exposure, and blunt injuries to the eye or eyelid. Certain eye infectio...Read Article Now Book Mark Article
If the person has swallowed or inhaled a dangerous chemical, call a local poison control center at 1-800-222-1222.
Depending on the type of exposure, the symptoms may include:
- Abdominal pain
- Breathing difficulty
- Bright red or bluish skin and lips
- Convulsions (seizures)
- Eye pain, burning or watering
- Hives, itching, swelling, or weakness resulting from an allergic reaction
Hives are raised, often itchy, red bumps (welts) on the surface of the skin. They can be an allergic reaction to food or medicine. They can also ap...Read Article Now Book Mark Article
Itching is a tingling or irritation of the skin that makes you want to scratch the area. Itching may occur all over the body or only in one location...Read Article Now Book Mark Article
Swelling is the enlargement of organs, skin, or other body parts. It is caused by a buildup of fluid in the tissues. The extra fluid can lead to a ...Read Article Now Book Mark Article
- Nausea and/or vomiting
Nausea is feeling an urge to vomit. It is often called "being sick to your stomach. "Vomiting or throwing-up is forcing the contents of the stomach ...Read Article Now Book Mark Article
- Pain where the skin has come in contact with the toxic substance
- Rash, blisters, burns on the skin
Rashes involve changes in the color, feeling or texture of your skin.Read Article Now Book Mark Article
- Unconsciousness or other states of altered level of consciousness
- Make sure that all rescuers have appropriate safety gear, this may include eye protection and skin protection.
- Remove the victim from the area of exposure, or make sure the cause of the burn or exposure has been removed. Try not to come in contact with it yourself. If the chemical is dry, brush off any excess. Avoid brushing it into your eyes. Remove any clothing and jewelry.
- Flush the chemicals off the skin surface using cool running water for 15 minutes or more UNLESS the chemical exposure is to dry lime (calcium oxide, also called 'quick lime') or to elemental metals such as sodium, potassium, magnesium, phosphorous, and lithium.
- Treat the person for shock if they appear faint, pale, or if there is shallow, rapid breathing.
- Apply cool, wet compresses to relieve pain.
- Wrap the burned area with a dry sterile dressing (if possible) or clean cloth. Protect the burned area from pressure and friction.
- Minor chemical burns will most often heal without further treatment. However, if there is a second or third degree burn or if there is an overall body reaction, get medical help right away. In severe cases, don't leave the person alone and watch carefully for reactions affecting the entire body.
Note: If a chemical gets into the eyes, the eyes should be flushed with water right away. Continue to flush the eyes with running water for at least 15 minutes. Get medical help right away.
- DO NOT apply any household remedy such as ointment or salve to a chemical burn.
- DO NOT become contaminated by the chemical as you give first aid.
- DO NOT disturb a blister or remove dead skin from a chemical burn.
- DO NOT try to neutralize any chemical without consulting the poison control center or a doctor.
When to Contact a Medical Professional
Breathing difficulty may involve:Difficult breathing Uncomfortable breathingFeeling like you are not getting enough airRead Article Now Book Mark Article
A seizure is the physical changes in behavior that occurs during an episode of abnormal electrical activity in the brain. The term "seizure" is often...Read Article Now Book Mark Article
- All chemicals should be stored out of the reach of young children -- preferably in a locked cabinet.
- Avoid mixing different products that contain toxic chemicals such as ammonia and bleach. The mixture can give off hazardous fumes.
- Avoid prolonged (even low-level) exposure to chemicals.
- Avoid using potentially toxic substances in the kitchen or around food.
- Buy potentially poisonous substance in safety containers, and buy only as much as needed.
- Many household products are made of toxic chemicals. It is important to read and follow label instructions, including any precautions.
- Never store household products in food or drink containers. Leave them in their original containers with the labels intact.
- Safely store chemicals immediately after use.
- Use paints, petroleum products, ammonia, bleach, and other products that give off fumes only in a well-ventilated area.
Jesse Borke, MD, CPE, FAAEM, FACEP, Attending Physician at Kaiser Permanente, Orange County, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
Levine MD. Chemical injuries. In: Walls RM, Hockberger RS, Gausche-Hill M, eds. Rosen's Emergency Medicine: Concepts and Clinical Practice. 9th ed. Philadelphia, PA: Elsevier; 2018:chap 57.
Mazzeo AS. Burn care procedures. In: Roberts JR, Custalow CB, Thomsen TW, eds. Roberts and Hedges' Clinical Procedures in Emergency Medicine and Acute Care. 7th ed. Philadelphia, PA: Elsevier; 2019:chap 38.
Rao NK, Goldstein MH. Acid and alkali burns. In: Yanoff M, Duker JS, eds. Ophthalmology. 5th ed. Philadelphia, PA: Elsevier; 2019:chap 4.26.