ศาสตร์เกษตรดินปุ๋ย : ขอบคุณแหล่งข้อมูล : หนังสือพิมพ์ The Nation
https://www.nationthailand.com/news/30374102
Two BMA workers injured in explosion in Suan Luang district
Aug 02. 2019
Photo by: Rescuers JS100 Twitter
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Two road sweepers in Suan Luang district were injured in an explosion on Soi Rama IX 57/1, a soi off Rama IX road at 8 on Friday morning.
After examining the area, police determined that the explosion was caused by a ping-pong bomb.
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