SiO2 is glass. So it's a micron-sized silicon chip inside a glass capsule.

		ravel-bar-foo on May 18, 2022 \| parent \| context \| favorite \| on: Parmigiano Reggiano makers embedding tiny trackers... SiO2 is glass. So it's a micron-sized silicon chip inside a glass capsule.

...under x mm of cheese.