I wouldn't expect dish detergent to have enough caustic stuff to eat aluminum, though.
Discussion
Given enough time
I was also surprised. At first we thought I had just overfilled it by a lot. It was a few weks later when it was time to refill that we found the hole.
Thanks for the explanation and the suggested science experiment. 🤓
If you can find timed cannon fuse, you can float the balloons over other peoples property and have even more fun.😆