The chlorine liberates oxygen from the water. 伯莎M.克拉克.科学通论.
This liberates carbon dioxide. 佚名.神奇的知识之书.
The chlorine thus set free reacts with the water and liberates oxygen; this in turn destroys the coloring matter in the fibers, and transforms the material into a bleached product. 伯莎M.克拉克.科学通论.