How It's Made

4:30 AM to 5:00 AM

Friday 31 October

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Levels/Hot Dogs/Abrasive Grains/Sandpaper

Season 10 Episode 3 of 13

The manufacturing processes behind surveyors' levels, hot dogs, abrasive grains and sandpaper

How It's Made airs on Quest at 4:30 AM, Friday 31 October. (Subtitles.)

Learn more about How It's Made and other education/science/factual topics on our factual page

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