TSA CBT Practice Test

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Which color is related to materials such as batteries and smoke detectors?

  1. Red

  2. Green

  3. Orange

  4. Blue/Black

The correct answer is: Blue/Black

The correct answer is associated with the color often used for safety and caution in various contexts, especially in electronics and hazardous materials. Blue and black are commonly seen in the labeling of batteries and smoke detectors. For example, batteries frequently use black for their terminal markings and blue may denote a type of battery or specific features of certain devices. When it comes to smoke detectors, the color black is essential as it may relate to the batteries they use or the warnings displayed on their packaging regarding battery types. These colors are significant in identifying both the power source and safety information, making them directly relevant to the functioning of these devices.

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