Press I to open and close Inventory. Press the red X button in the inventory to turn on remove mode, then close the inventory and remove blocks! Press any other button in the inventory to turn on modes of other blocks, and place them where air would be.
Stuff added in this update: You can eat apples Poisonous apples added Lava and Lava pits added Lava and Water collision makes stone Oceans are less common
