On October 24, 2013, the U.S. National Highway Traffic Safety Administration (NHTSA) announced, After reviewing all available data, the National Highway Traffic Safety Administration has not found evidence at this time that would indicate the recent battery fire involving a Tesla Model S was the result of a vehicle safety defect or noncompliance with federal safety standards.
Look up affordance in Wiktionary, the free dictionary. An affordance is a quality of an object, or an environment, which allows an individual to perform an action. For example, a knob affords twisting, and perhaps pushing, while a cord affords pulling.
Norman's adaptation of the concept has seen a further shift of meaning, in which the term affordance is used as an uncountable noun, referring to the property of an object or system's action possibilities being easily discoverable, as in this web page has good affordance, or this button needs more affordance.