-- card: 14797 from stack: in
-- bmap block id: 28250
-- flags: 0000
-- background id: 2564
-- name: 


-- part contents for background part 1
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The ink on a dollar bill contains magnetic salts (probably iron salt) and is attracted to a strong permanent magnet.

-- part contents for background part 2
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Henry Ford did not invent the automobile.  The gasoline automobile was invented by Gottlieb Daimler in 1889.