function isWood()
    while true do
    	u = 0
	    local success, data = turtle.inspect()
	    if success then
	      print("block:", data.name)
	      block = data.name
	    end
	    if block == "IC2:rubberWood" then
	      turtle.dig()
	      turtle.digUp()
	      turtle.up()
	      u = u +1
	      print("Bloco removido:", block)
	    end

	    while u > 0 do
	        turtle.down()
	    end
	end

end

iswood()