11.   Hydrochloric acid if inhaled can burn the lungs.

12.   It can burn the lungs if inhaled or irritate moist areas of the body.

13.   The chemicals included hydrochloric acid, which when inhaled can burn the lungs.

14.   The acid in turn burns the lungs, causing them to fill quickly with fluid.

15.   The train was carrying wood, paper and hazardous materials, including hydrochloric acid and hydrofluoric acid, which can burn the lungs if inhaled.