Multiple choice general knowledge science & technology

What furniture item was invented by California furniture designer Charles Prior Hall in 1968?

  1. Sofa bed

  2. Captain's chair

  3. Waterbed

  4. Hammock
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Charles Prior Hall, a California furniture designer, invented the waterbed in 1968. His design used a vinyl mattress filled with heated water for support. Waterbeds gained popularity in the 1970s as an alternative to conventional mattresses. The other options (sofa bed, captain's chair, hammock) have different historical origins and inventors.

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