Podcasts > Kategorie: Wissen und Wissenschaft > Kanal: BrainStuff

What exactly is a blueprint?

Kategorie: Wissen und Wissenschaft
Kanal: BrainStuff
Datum: 12. Juli 2013, 21:41
Stufe: B1-B2 (Mittelstufe)

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Blueprinting, which has been around since 1842, is a common way to reproduce an architectural drawing. Tune in to learn more about the complex chemical processes that make blueprints blue -- and white -- in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers