Specification for refills for portable fire extinguishers and chemical fire engines  Part ii for foam type portable fire extinguisher 

 - 1st rev. 
 - New Delhi  Indian Standards Institution  1978 
<br/><br/><label>Subjects--Index Terms: </label>IS:5490(Part ii)-1977 
<br/><br/><label>Dewey Class. No.: </label>614.845.5