Episode 16 - Invisible Ink
Nov 30, 2018•10 min•Ep. 16
Listen to this episode in Metacast mobile app
Don't just listen to podcasts. Learn from them with transcripts, summaries, and chapters for every episode. Skim, search, and bookmark insights. Learn more
Episode description
Kolapo Dairo dives into the history of invisible ink, used for centuries to hide messages.
For the best experience, listen in Metacast app for iOS or Android