It's been found that the prices of three out of four items considered daily necessities in Korea rose significantly last month.<br />Among the 39 items surveyed by the Korea National Council of Consumer Organizations, the prices of laundry powder detergents and cooking oils rose the most.<br />The price of the detergents in three-kilogram units rose in October by nearly seven-percent from the previous month to nearly seven U.S. dollars.<br />The price of cooking oils in units of one-point-eight liters also climbed by five-and-a-half-percent from the previous month to five dollars.<br />There were only nine items in the survey whose prices fell over the same period. <br />