I made a tower of concrete powder with water in the bottom, and when I mine the bottom concrete some of the concrete powder breaks. I am not sure if the Experimental Gameplay being turned on affects it.
MCPE-44560
Concrete Powder
Resolved
Duplicate
0
Thank you for your report!
We're actually already tracking this issue at MCPE-40404, so we will resolve and link this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.