How It's Made S14E13 — Retractable Ballpoint Pens, Solar Salt, Tubas

7.6

How It's Made•Season 14•Episode 13

Retractable Ballpoint Pens, Solar Salt, Tubas

7.6/10 · 19 votesJan 8, 201021 min

Ranked #5 of 13 in Season 14•+0.2 vs season avg

Injection-moulded pen bodies are fitted with ink refills, ballpoint tips, springs and retracting mechanisms. Salt water is concentrated in large evaporation ponds until crystals can be harvested and refined, while sheets and tubes of brass are shaped, joined and polished into the long air passages

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E13 7.6Now viewing

Retractable Ballpoint Pens, Solar Salt, Tubas

Cast1

Lynne Adams

Lynne Adams

Narrator (voice)

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Episode Summary

"Retractable Ballpoint Pens, Solar Salt, Tubas" is episode 13 of How It's Made season 14. It scored 7.6/10 from 19 votes, ranking #5 of 13 episodes this season (season average 7.4). It aired on January 8, 2010.

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