4 ms·
Such work e.g. here: https://www.nature.com/articles/s41597-020-00704-x https://www.nature.com/articles/s41597-020-00704-x
by jampekka 1y ago
Such work e.g. here: https://www.nature.com/articles/s41597-020-00704-x https://www.nature.com/articles/s41597-020-00704-x
- ants_everywhere 1y agohatching and crosses are used even today on tools to make them easier to grip. We'd expect them on smooth and hard tools made of bone or rock. https://en.wikipedia.org/wiki/Knurling https://en.wikipedia.org/wiki/Knurling