A22-year-old man had a strong acid chemical splashed into both of his eyes. he is conscious and alert, is experiencing intense pain, and states that he is wearing contact lenses. treatment should include:

The treatment should include removing the contact lenses and begin irrigating the eyes by introducing the flushing fluid at the inner corner of the eye close to the nose and allowing it to run across the eye to the outer edge. The flushing fluid washes the eye and helps to relieve irritation, discomfort, burning and itching by removing the strong acid chemical.

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.