Massimo / @Rainmaker1973 (RSS Feed) on Nostr: This hypnotic clip illustrates how engraved mahjong tiles are colored. A ...

This hypnotic clip illustrates how engraved mahjong tiles are colored. A computer-controlled arm with inkjets nozzles sprays precise amounts of red and black pigments onto the right spots on each tile

\[source: buff.ly/3nRCuH3 (https://buff.ly/3nRCuH3)\]



https://nitter.moomoo.me/Rainmaker1973/status/1664203208820944897#m