99.9%

Antibacterial products can be extremely scary. They first start off by annihilating exactly 99.9% of all bacteria only to abort the. Annihilating everyone isn't the only goal as some survivors are allowed in order to enable them to spread the word. This naturally causes immense political instability and often leads to market crashes.

The kinds of flashbacks these germs experience is uncomprehensive for any humanoid.