This document addresses the occurrence of fauna and flora, including its main effects on electro-technical products. Exposure and damage from the effects of fauna and flora may occur at almost any time in a products life cycle. Moreover, there are many agents of attack with various actions. This document addresses the occurrence and damage arising from fauna and flora in all locations a product may be stored, transported or used. Generally, fauna may be present and cause damage to products in both the natural environments experienced in open-air locations as well as in artificially created environments, such as in a warehouse or building. However, flora will predominantly be present and cause damage to products only in open-air locations. Fungus and bacteria may be present in both open-air locations as well as in warehouses or buildings.