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What's that white stuff?
I swapped the nozzle of my mini yesterday. While I had the heat turned up to 280 degrees I used the occasion to clean the heat block. This took some minutes. Could it have something to do with that? I'm quite sure this white stuff wasn't there before.
![](http://web.archive.org./web/20240708173740im_/https://preview.redd.it/whats-that-white-stuff-v0-3ejaxvetbbbd1.jpeg?width=640&crop=smart&auto=webp&s=0bce7c25200f119a2f4e245e6446546bb59f8ea2)
![r/prusa3d - What's that white stuff?](http://web.archive.org./web/20240708173740im_/https://preview.redd.it/whats-that-white-stuff-v0-3ejaxvetbbbd1.jpeg?width=640&crop=smart&auto=webp&s=0bce7c25200f119a2f4e245e6446546bb59f8ea2)