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xkcd #2929: Good and Bad Ideas
(imgs.xkcd.com)
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While it seemed like a fun prank at the time, I realize my prank fire extinguishers full of leaded gasoline were a mistake.
But then they would probably work in a well lit office too.
No, they don't change inside (I've had them). They do have a slight tint all the time though, which isn't a big deal.
Was it long ago? Mine have no tint
The human brain is very good at smoothing over brightness differences, even an oppressively well lit office is still typically an order of magnitude dimmer than the sun.