Must of us have seen or read something about the figure commonly known as fire triangle (oxygen, heat and fuel), which is a work model to illustrate and help to comprehend one of the ingredients necessary for most of the fires. There is another strange triangle that contributes with most of the electrocutions associated with the swimming pool environment. The first portion of this triangle is the water pool. It is not just water, it is chemically treated water. The second phase is the electricity, and the third side of this triangle is the people pool. Normally, when this three components mix, the results are not favorable, in particular, to this third leg, the people.