危険物取扱者 乙4 2022年版 過去問 一問一答 解説付き

Features 危険物取扱者 乙4 2022年版 過去問 一問一答 解説付き

Carefully selected and recorded from the past questions of the last 3 years!Are you studying with an app that does not update the latest past questions?This one covers all the past question apps of class B 4Recommended for people like this]・ Persons aiming for a hazardous materials qualification test・ I want to get Otsushi・ People who want to pass quickly・ I want to learn repeatedly・ People who want to pass in the gap time・ People who want to study using commuting time・ I want to study well・ People who want to study with a smartphone app[What is a hazardous materials handler]A hazardous materials handler is a national qualification required to handle substances with a high risk of causing a fire (dangerous materials) specified by the Fire Service Act.Among them, "Dangerous Goods Handler Class B 4 (commonly known as Hazardous Materials B 4)" includes kerosene, gasoline, etc.
that are generally handled, and about 80% of all dangerous goods are included in this Dangerous Goods Handler B4.
It is said.
Therefore, it is said to be the most demanded qualification for hazardous materials handlers, and it is said to be an advantageous qualification for part-time jobs at gas stations and for finding employment or changing jobs.[Advantages of acquiring Hazardous Materials Operator B4]The following are typical substances that can be handled by acquiring Hazardous Materials Operator B4.·gasoline·kerosene・ Light oil·heavy oil·alcohol・ Lubricating oil such as gear oilSince these substances are used everywhere in the world, it is a qualification that is in demand at various sites such as gas stations, various factories, and building management, and the qualification that is directly linked to employment and promotion is the handling of dangerous substances.
It can be said that this is the reason why Person B4 is a popular qualification.