So, we'll just go ahead and tell you it's a ferrofluid.

所以，我们会继续告诉你它是一种磁流体。

A ferrofluid is a mix of oil and iron particles.

磁流体是油颗粒混合物。

[Narrator] Webster and his team have tested ferrofluids mostly in mice.

- [旁白] 韦伯斯特团队主要在老鼠身上测试了磁流体。

Because the particles inside ferrofluid are so tiny, they can seep inside cells, including cancer cells.

由于磁流体内颗粒非常小，它们可以渗入细胞内， 包括癌细胞。

If you want to check out another video on materials, be sure to check out our ferrofluid video.

如果您想查看另一个关于材料视频，请务必查看我们磁流体视频。