How to use metal aluminum powder safely

Metal aluminum powder is flammable solid, Snow White powder, insoluble in water, soluble in alkali, hydrochloric acid, sulfuric acid.

Toxicity and health: Temporary inhalation of aluminum powder may cause aluminum pneumoconiosis. They are emaciated, easily fatigued, dyspnea, cough, sputum, etc. Splash into the eye, can attack focal necrosis, corneal pigment calm, crystal film changes and vitreous opacity. To nose, mouth, sex organ mucous membrane has placatory sex, attack ulcer very. Can cause acne, eczema, dermatitis.

Extinction and explosion risk: a large amount of aluminum powder can spontaneously ignite when it encounters moisture and water vapor. Mixed with oxidizer can form an explosive mixture. Contact with fluorine, chlorine, etc., will produce a violent chemical reaction. Contact with acids or strong alkali can also produce hydrogen, triggering an extinguished explosion. Powder and air can form an explosive mixture, when it reaches a certain concentration, Mars will explode.

Fire extinguishing method: water, foam and carbon dioxide are strictly prohibited. Appropriate dry sand and stone powder can be used to smother the fire.

First aid measures: if accidentally exposed to aluminum powder, to take off the contaminated clothes, with soap water and water thoroughly wash the skin.

Eye contact: immediately lift eyelids, rinse thoroughly with a large amount of active water or normal saline for less than 15 minutes, seek medical advice immediately.