More Precious than Gold cover art

More Precious than Gold

Preview
Subscribe now Free with 30-day trial
Offer ends on 14 April, 2026 at 23:59.
Prime logo
Pay ₹5/month for 2 months and ₹199/month after 2 months, Cancel anytime. Offer ends on 14 April 2026 at 23:59. Take this offer!
1 credit a month to use on any title to download and keep.
Listen to anything from the Plus Catalogue—thousands of Audible Originals, podcasts and audiobooks.
Download titles to your library and listen offline.
1 credit a month to use on any title to download and keep
Listen to anything from the Plus Catalogue—thousands of Audible Originals, podcasts and audiobooks
Download titles to your library and listen offline
₹199 per month after 30-day trial. Cancel anytime.

More Precious than Gold

Written by: Tracy Vonder Brink
Narrated by: Dan Schoeneberg
Subscribe now Free with 30-day trial

Pay ₹5/month for 2 months and ₹199/month after 2 months, Cancel anytime. Offer ends on 14 April 2026 at 23:59.

₹199 per month after trial ends. Cancel anytime.

Buy Now for ₹162.14

Buy Now for ₹162.14

LIMITED TIME OFFER | Get 2 Months for ₹5/month

About this listen

Aluminum was once more valuable than gold. A breakthrough in refining aluminum from rock transformed it from rare matter to sandwich wrapper. In this science story, you'll learn how two chemists, Charles Hall and Paul Héroult, solved the problem.

©2018 Tracy Vonder Brink (text), Rupert van Wyk (cover art) (P)2018 Cricket Media Inc.
Science & Technology
No reviews yet