Environment

A failure verified as having been caused by a condition not present in the operational environment or a failure verified as peculiar to an item design that will not enter the operational inventory.

The air temperature measured below a device, in a uniform temperature environment, enjoying natural air convection and not substantially heated by reflective or radiant surfaces.

A measure of reliability or maintainability that includes only the effects of an item design and its application; ideal operation and support environment are assumed.

An informal or formal process within an organization used to assess potential adverse risks related to product use, misuse, or failure and the potential consequences to the customer, environment, and organization. This process may include legal reviews, insurance policies, and responses or participation in civil or criminal legal actions. It provides a means to assess potential risks, address those risks, and respond appropriately to events that fall outside the normal warranty claims process.

The air temperature measured below a device, in a uniform temperature environment, enjoying natural air convection and not substantially heated by reflective or radiant surfaces.