Fig. 5
From: Science and philosophy of Korea traditional foods (K-food)
The seokjo (石槽, stone jar) and the seok-ong (石瓮, stone pot) in Beopjusa Temple in Songnisan Mountain, which was founded during the Silla Dynasty (AD 57–935). a The seokjo that the large stone was carved squarely was used to wash or pickle cabbages with salt. b The seok-ong, which the stone was carved roundly and buried in the ground, was used for fermentation as a kimchi dok (adopted from Professor Kong MS)