function refuelTurtle()
	if turtle.getFuelLevel() ~= "unlimited" and turtle.getFuelLevel() < 50 then
		local fuelCounter = 0
		for i = 1, 16 do
			turtle.select(i)
			if turtle.getItemCount() > 0 then
				local data = turtle.getItemDetail()
				if data.name == "minecraft:coal" then
					if turtle.refuel() then
						print("I refueled myself, master...")
					else
						print("For some reason I found fuel but I couldn't load it, master...")
					end
				end
			else
				fuelCounter = fuelCounter + 1
			end
		end
		if fuelCounter == 16 then
			print("I'm all out of fuel, master...")
			fuelCounter = 0
		end
	end
end

refuelTurtle()