Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-electronics-f2bfdac588b4

What materials are modern printed circuit boards often made from?

FR-4 and FR-2.

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  1. Only glass
  2. FR-4 and FR-2 ✔
  3. Only wood

Why: Most modern electronics use printed circuit boards made of materials such as FR-4 and FR-2.

Huh, didn't know that: Most modern electronics use printed circuit boards made of materials such as FR-4 and FR-2.

The dad joke
FR-4 is a board to be proud of.
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References

Answer: FR-4 and FR-2. Most modern electronics use printed circuit boards made of materials such as FR-4 and FR-2.

  1. Electronics en.wikipedia.org/wiki/Electronics
    Most modern-day electronics now use printed circuit boards made of materials such as FR-4 and FR-2.
    Checked 2026-11-07.

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