Using buckets towards fish underwater can sometimes cause air to appear in the water

When the Command block is at the top of the world, you can't use it by right-clicking on its upper part.

When you hold the grass, the top of the grass will turn white.

When the mouse pointer points to the Honey Block and faces the air, the square border will appear transparent.

Honey Block has no sound when placed and destroyed

Arrows that pass through lava are not extinguished by water