Easy to Understand! Class 1, 2, 3, 5, and 6 Hazardous Materials Handler Examination (For Those Exempt from Certain Subjects) (National/Qualification Series 104) by Masataka Kudo, Editor, Kobunsha ■ Revised Edition, 1st Printing, June 2019. ■ The cover and text pages have scratches, creases, and bent wrinkles. ■ Please check the publisher's website for a list of errata, omissions, and errors in the book's content. ■ To protect from water damage, the book will be placed in a plastic bag and shipped in a paper envelope. ● Management Number: M831644