What Can Seashells Be Used For in Dr. Stone?
In Dr. Stone, seashells are used to create calcium carbonate, which Senku and his team use for various purposes like making soap and strengthening construction materials.
Play Games.Earn points.Get gift cards!

Playback Rewards
(13.7k)
500k players and counting...
More Answers
Seashells are ground into powder to produce lime (calcium carbonate), which is crucial for making cement and improving agriculture in the anime.
Seashells? They're basically the Swiss Army knife of Dr. Stone! Senku uses them to make soap, agriculture supplements, and even helping out with construction!
馃憖 If you like Dr. Stone...
The brands referenced on this page are not sponsors of the rewards or otherwise affiliated with this company. The logos and other identifying marks attached are trademarks of and owned by each represented company and/or its affiliates. Please visit each company's website for additional terms and conditions.
People also want to know
Add an Answer