The maintenance, examination and testing of local exhaust ventilation / 
Health and Safety Executive. 
 - London :  H.M.S.O.,  1990. 
 - 15 p. :  ill. ;  30 cm. 
 - Health and safety series booklet ;  HS(G) 54  .
<br/><br/>Introduction -- Legal requirements -- Selection and protection of personnel -- Planning -- Initial appraisal -- Maintenance -- Thorough examination and testing -- Instruments and techniques -- Direct measurement -- Visualisation and direct assessment -- Measurement of LEV plant performance -- Maintenance and calibration of instruments. 
<br/><br/><label>ISBN: </label>0118854380 
<br/><br/><label>LCCN: </label>g  00242299 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial safety--Great Britain
<br/><br/><label>Dewey Class. No.: </label>658.25