Máy lọc không khí có thực sự hiệu quả?
Nghiên cứu mới tiết lộ hơn 90% máy lọc không khí chưa được kiểm nghiệm trên người, khiến tác dụng chống virus và độ an toàn trở thành câu hỏi lớn.
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aOG7oUJ2aMOB4buvScOB4butaMOJ4buNw4FoROG7r+G7o0FocuG7guG6qnBoxJDhurrhu43DgeG7rWhwb8OAaOG7ucOzaOKAnOG7ucODcGjhu7fhu6/hurDDgeG7rWjhu7fhu693aOG7r3bGsOG6umjEkOG6uuG7jeKAnWjhu69u4buIaOKAnEFv4buIaOG7ucODcGhuw4Fo4bq4w4DDs8OB4oCdaOG6uOG7r0dwaHDhu6/GoeG6uGjDjeG7n8OBaOG6uHbFqUFo4bujw4Fow4Hhu692xanhurpocnbFqeG6umhw4buv4buCbmhF4bquaEXDs8OB4but4bq54bq/L0Thu4Hhur9EaHDhu7luw4nDieG6rWdEMMOA4bq6RXBzZ+G7gSPhu63hurrhurLDgWjDjeG6uMON4bq5w43DgeG6vy9E4buB