2x4s are measured using nominal sizes- "nominally" they are 2" by 4" but in real... | Hacker News

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dekhn on July 9, 2017 | parent | context | favorite | on: Before 1948, LA's Power Grid Ran at 50hz

2x4s are measured using nominal sizes- "nominally" they are 2" by 4" but in reality a bit less. There is a lawsuit over this right now.

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