Lifting, transporting and stacking goods

Crossword

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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           11     12        
 13                     
                    
   14        15           16    
 17                     
18      19                  
                    
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    21