Toxic wastes  [videorecording] 
Title on container :  toxic wastes  [ videorecording] 

 - Madison :  Howkhill Associates,  2004 
 - 1 videodisc (32 min.) :  sd., col. ;  4 3/4 in. 
 - Keys to scientific literacy [videorecording] .
<br/><br/> Title from title screen 
<br/><br/><br/>DVD Format 
<br/><br/><label>ISBN: </label> RM539.22 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hazardous wastes--Environmental aspects<br/>Pollutants--Toxicology<br/>Biosphere