I know this has been in the game for a long time for now, so it could be removed:
When Lava or Water flows over a Block, and the Block is being destroyed, the Lava / Water stays where it flowed over.
Comments 3
Is this still a concern in the current Minecraft version? If so, please update the affected versions in order to best aid Mojang ensuring bugs are still valid in the latest releases/pre-releases. If this has been done, we can reopen the issue.
Keep in mind that the "Resolved"-Status on this ticket just means "Answered", and that we are waiting for further information on whether this issue still exists or not. We will reopen it as soon as the requested information has been delivered.
Please attach screenshots.