Why don't they just drill a hole in the tank, stick a hose inside and pump the chemical out? That would leak some of the chemical, but it would be better than all of it leaking or it exploding.
Thinking about that further, maybe they could drill the hole on the top of the tank and stick a hose...
I recently figured out you can gently blow on the ends of a 2-ply Kleenex tissue and pull it apart. It usually takes a few seconds. The then thin tissues work pretty good for me and makes the tissues last twice as long for the same money.
If it takes longer than a few seconds, I quickly give...