USED FOR A CARRYING OXYGEN OR ACETYLENE BOTTLE AROUND THE WORK PLACE. ACETYLENE = F,G,H. - SINGLE OXYGEN/ACETYLENE TROLLEY. OXYGEN = W. - SIZE GAS CYLINDERS IT CARRIES :-. - SCOTTISH ISLANDS ( HS 1-9 ) ( IV 40-51,55-56 ) ( KA27-28 ) ( KW 15-17 ) ( PA 20,41-49,60-78 ) ( PH 42-44 ) ( ZE 1-3 ).
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