Comments on: December 19, 2023 Zimmerman/Space Show podcast https://behindtheblack.com/behind-the-black/points-of-information/december-19-2023-zimmerman-space-show-podcast/ Tue, 26 Dec 2023 12:53:40 +0000 hourly 1 https://wordpress.org/?v=6.9.4 By: GeorgeC https://behindtheblack.com/behind-the-black/points-of-information/december-19-2023-zimmerman-space-show-podcast/#comment-1438139 Tue, 26 Dec 2023 12:53:40 +0000 https://behindtheblack.com/?p=101418#comment-1438139 Henry Ford stated that he used the more expensive, in energy use, incandescent lighting in his factories because it improved productivity.
Helmholtz had studied such things

Now a central planning authority has made it impossible to buy such light that will fit in common fixtures

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