During the rapid industrialization process after World War II, Japan's industrial water consumption peaked in 1973 and fell by 24% by 1989, while industrial output continued to grow steadily. The United States also followed this pattern, with the United States' industrial water consumption since 1950 It has fallen by 36% year-on-year, while industrial output has increased by 3.7 times. What does this passage mean? ['Reduced water costs can expand output.', 'Great potential for saving industrial water.', 'Industry growth depends on reducing industrial water use.', 'Industrial development has improved the efficiency of industrial water use.']