เครื่องชั่ง
Acknowledgements
Image source
https://commons.wikimedia.org/wiki/File:HK_SYP_%E8%A5%BF%E7%92%B0_Sai_Ying_Pun_%E6%AD%A3%E8%A1%97%E8%A1%97%E5%B8%82%E5%A4%A7%E5%BB%88_Centre_Street_Market_%E5%85%AC%E9%81%93%E7%A3%85_March_2020_SS2_01.jpg