Concentrated acetic acid can burn the skin, so wear gloves when you handle it.
Tips
usage
醋酸 'vinegar acid' is the everyday name; chemistry textbooks call it 乙酸. Pure, water-free acetic acid is 冰醋酸 'glacial acetic acid'. In salt and fiber names 醋酸 means acetate: 醋酸纤维 is acetate fiber.