--Create drop minetest.register_abm( {nodenames = {"group:crumbly"}, neighbors = {"group:lava"}, interval = 2, chance = 22, action = function(pos) if minetest.env:get_node({x=pos.x, y=pos.y -1, z=pos.z}).name == "air" and minetest.env:get_node({x=pos.x, y=pos.y -2, z=pos.z}).name == "air" then local...