11.   High levels irritate the eyes and can make breathing difficult on hot and humid days, especially for older people and children.

12.   It irritated the eyes of the people and hurt their throats.

13.   Lola was then covered in blankets so that the light would not irritate her eyes.

14.   Sulfuric acid irritates the eyes, nose and skin, and, in direct contact, can destroy skin and cause blindness.

15.   In high concentrations, it can irritate the eyes, mucous membranes and airways, sometimes becoming a serious problem for people with breathing problems.