Mystery Gadget 91

What's going on here?

The answer is at the source.

Or after the jump.

     Posted By: Paul - Fri Jan 08, 2021
     Category: Technology | 1920s

Of course, it's function is aimed at women.

Without looking for this machine, I remember something from my high school chemistry class about a bomb calorimeter, where the amount of a burned substance could tell you how many calories were contained in a substance and the amount of oxygen used to consume those calories.
Posted by KDP on 01/08/21 at 11:14 AM
I guess I'm just simple...If I eat less, I lose weight.
Posted by Steve E. on 01/08/21 at 12:43 PM
Reminded me of the lung capacity testing scene in the movie The Right Stuff.
Posted by Virtual in Carnate on 01/09/21 at 10:48 AM

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