GAS WELDING AND CUTTING

After reading “GAS WELDING AND CUTTING” look up the following words in the dictionary.
http://en.wikipedia.org/wiki/Oxy-fuel_welding_and_cutting

1) caps

2) cylinders

3) hoist

4) cradle

5) sling board

6) pallet

7) magnets

8) choker slings

9) tilting

10) rolling

11) strike

12) dropped

13) struck

14) lifting

15) Bars

16) pry

17) thaw

18) cylinder truck

19) chain

20) valve