At 2 p.m. on the 4th, a man in his 40s, Mr. A, armed with a weapon, went upstairs in an apartment in Ssangyong-dong, Seobuk-gu, Cheonan. He attacked Mr. B, a man in his 70s living directly above, with ...
For urban residents, indoor noise pollution is a serious health risk. Discover how wall soundproofing reduces noise exposure ...
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