丙種危険物取扱者 厳選問題集　2022年版　解説付

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[What is a Class C hazardous materials handler?]

Of the dangerous goods belonging to Class 4, only gasoline, kerosene, light oil, 3rd petroleum (limited to heavy oil, lubricating oil and those with a flash point of 130 degrees or higher), 4th petroleum and animal and vegetable oils can be handled. It cannot be witnessed by a qualified person of the type. Class C hazardous materials handlers can carry out regular inspections.