Saya mau tau Lihat juga dari Jek palet. Jelaskan dalam bahasa melayu

OSHA hazards of working with pallet jacks

Pallet jack history -- This New Truck Gets Under the Load and Lifts It, Popular Science monthly, December 1918, page 54, Scanned by Google Books: http://books.google.com/books?id=EikDAAAAMBAJ&pg=PA54

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