There’s nothing worse than looking forward to a serving of Nutella on warm toast for breakfast—only to find that someone has cleaned out the jar.But German inventor Daniel Schobloch has come up with a brilliantly simple solution to the pilfering problem—by designing an acrylic(丙烯酸的)lock to keep jars of the There’s nothing worse than looking forward to a serving of Nutella on warm toast for breakfast-only to find that someone had cleaned out the jar.But German inventor Daniel Schobloch has come up with a brilliantly simple solution to the pilfering problem-by designing an acrylic (Acrylic) lock to keep jars of the