危険物取扱者乙種第4類　過去問・模擬試験

危険物取扱者は、消防法に基づく危険物を取り扱ったり、その取扱いに立ち会うために堅要となる日本の国家資格です。危険物取扱者の中でも、乙種第4類は取得者数が 突出して多いです。この国家試験の過去の問題と模擬試験をクイズ形式に纏めた無料アプリです。 Hazardous materials handling person, or handling dangerous goods on the basis of the Fire Service Act, is a national qualification of Japan that is required in order to attend to its handling. Among the hazardous materials handlers, Class B is the fourth kind is often projecting the acquirer number. It is a free app that summarized in quiz format the practice test and past issues of this national examination.