We keep several of them filled with water in the freezers as we empty space out. Freezers are FAR more efficient full than empty, more stuff frozen (even if it is water) is good.
As far as drinking, it will not taste especially great. But if that is your best option and SHTF, I expect it will work fine. But I am not so sure about your bleach barrel post. I hope others post in on that one because that does give me a few concerns.
As far as drinking, it will not taste especially great. But if that is your best option and SHTF, I expect it will work fine. But I am not so sure about your bleach barrel post. I hope others post in on that one because that does give me a few concerns.