Left: A fully assembled ECG device at the beginning of the soil degradation test. Center: The disintegrated device after three weeks of burial. Right: The recovered electronic components after sieving the soil with a 2 mm mesh.
IFJ_012024_cellulose_VTT
![Left: A fully assembled ECG device at the beginning of the soil degradation test. Center: The disintegrated device after three weeks of burial. Right: The recovered electronic components after sieving the soil with a 2 mm mesh.](https://www.fiberjournal.com/wp-content/uploads/IFJ_012024_cellulose_VTT.jpg)