Seriously, that is one of the options mentioned on the site Interesting Engineering. You can also be dissolved in a liquid (apparently Desmond Tutu chose this option). Or you can be turned into soil.
For more on this, see:
- Company Lets You Wear Your Deceased Ones as Memorial Diamonds
- Turn Your Deceased Loved One Into Soil: First Human Compost Site to Open in 2021
- You Can Be Decomposed in Water Instead of Being Buried or Cremated
(Image via algordanza, makers of the diamonds)
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