Well, mixing bleach and vinegar will certainly change your outlook since that will generate chlorine gas, which can be fatal. Chlorine gas is the poison gas that was used in WW I.

Baking soda will give off CO2 gas as it tries to neutralize the vinegar, provided any is still left after reacting with the bleach to give off chlorine gas. But baking soda will also make sodium salts with some of the ingredients of Pepto Bismol.

But it is an approach to Darwinism, so certain extremely foolish people will be removed from the gene pool.