Which of these can kill the fish?

I’ve always wanted to know which of these items can kill a fish.

I wanted to find out what causes the fish to turn green.

The fish that are killed by these items have been identified by many different researchers.

What I wanted was to determine whether the fish were actually dying, or whether they were just dying because of the chemicals in the cleaner.

In order to determine the answer, I collected the data for all the fish killed with these items.

Here are the results.