Rachid Yazami
publication date: Sunday, February 8, 2015 (part of Winter 2015)
category: 
Inventions
clue: This African would like people to keep talking about how he stored up his creative ideas for so long before using them.
explanation: Morrocan-born Yazami was an expert on batteries who invented part of the lithium ion batteries used in mobile phones around the world. more…
intended difficulty: hard
solved by: Russ Wilhelm and Steve West
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