000			00323 a2200133 4500
082			_a621.791-781 _bHEA
100			_aBalchin, N C7020
245			_aHealth and safety in welding and allied processes
250			_a4th ed.
260			_aBombay _bJaico _c1995
300			_a232p.
653			_a621.791-781
942			_2ddc _cBK
999			_c351867 _d351867