The Glutaraldehyde reference article from the English Wikipedia on 24-Jul-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)
Glutaraldehyde is a colourless liquid used to sterialize medical and dental equipment. It is also used to treat water and as a chemical preservative. But it is toxic, causing severe eye, nose, throat and lung irritation, along with headaches, drowsiness and dizziness.