The harm of alkali to the body, professional answer.

Respiratory protection: Wear a gas mask if necessary.

Eye protection: Wear chemical safety glasses.

Protective clothing: wear work clothes (made of anticorrosive materials).

Hand protection: wear rubber gloves.

Others: Take a shower and change clothes after work. Pay attention to personal hygiene.

Emergency treatment

Skin contact: Do not rinse with water immediately, dry with a rag first, and then rinse with plenty of water. If you have burns, please see a doctor.

Eye contact: lift the eyelid immediately and rinse it with running water or normal saline for at least 15 minutes. Or rinse with 3% boric acid solution. See a doctor.

Inhalation: leave the scene quickly and go to a place with fresh air. Give artificial respiration if necessary. See a doctor.

Ingestion: After the patient wakes up, rinse his mouth immediately, take diluted vinegar or lemon juice orally, and see a doctor.