Fatima is designing an advanced graphics card for a next-generation video game system. She needs to be able to precisely control the conductivity of the electronic components. For this purpose, she should use materials that are [___].

Semiconductors have conductivity that can be controlled, which makes them useful in electronic components such as those in a graphics card. Brittle describes how easily a material breaks, volatile describes how readily it vaporizes, and insulating materials resist the flow of electricity.

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