Typo in "Recommended Pool Chemicals"?

The Recommended Pool Chemicals topic in Pool Care Basics states:

Free Chlorine (FC)
... TFP recommends using liquid chlorine or a SWG. These three options ...

Is there a third option?
I just changed this today and generated yet another typo. I’ll change this quickly later tonight and thanks for the heads up.
The third option previously was bleach but the consensus is that liquid chlorine is the same thing and generally easy to find and easier to use because of the higher concentration.