가. 사실오인 엘피지가스가 누출되었다는 의심을 받는 티자형 밸브에서 실제로 가스가 누출되었다면 피해자 D가 가스레인지를 점화하는 순간에 폭발하지 않고 그 전에 티자형 밸브 바로 밑에 있는 기름보일러와 순간온수기의 불꽃 점화시에 폭발했을 것인 점, 티자형 밸브가 위치하는 베란다와 가스레인지 사이에는 콘크리트 벽돌 및 알미늄 샷시문으로 경계가 이루어져 있어서 베란다에서 주방으로 가스가 스며들기 어려운 점, 베란다 창문은 열려 있었던 점 등을 고려하면 이 사건 폭발은 가스레인지에서 가스가 새고 있는 상태에서 피해자가 그 사실을 모르고 가스레인지를 점화하다가 발생한 것이므로 피고인에게 과실이 없다.

B. Even if the defendant is found guilty of unfair sentencing, the sentence of the court below against the defendant (one year of imprisonment without prison labor and two years of suspended sentence) is too unreasonable in light of all the circumstances, including the fact that the defendant has suffered significant damage and agreed with a considerable number of victims.

2. Determination

A. As to the assertion of mistake of facts, the following circumstances acknowledged by the court below and the court below, which were duly examined and adopted by the evidence of the court below, i.e., the expert report of the member of the National Institute of Scientific Investigation on the explosion of this case by the victim D. The explosion of this case is a radio operator operated by the victim D. The explosion of this case is supplied with gas through the stud gas through the string in order to use gas and hot water in the main and beeass, and gas dust is connected with the exhaustr, and the e-type valves was connected with the exhaustr. The e-type valve was adjusted by using the tape at the time of connection with the string, and the gas e-type valves was installed but there was no bit of appointment.