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And lemon juice can be
used as an acid developer to make invisible
phenolphthalein inks visible like so
used as an acid developer to make invisible
phenolphthalein inks visible like so
Full Transcript
00:00:01.000 --> 00:00:02.667
And lemon juice can be
used as an acid developer
00:00:02.668 --> 00:00:04.202
to make invisible
phenolphthalein inks visible
00:00:04.203 --> 00:00:05.504
like so.
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Movie Summary
The story of a world in which archaeologists are massive celebrities and the coolest people on the planet.