1. 
Sure! cancerous material in cockpit; it is not unmanned  (End)
obsever  (03.21.08)
2. 
The source of the formaldehyde
Rachel ,  Tel Aviv, Israel  (03.21.08)
3. 
YOU MEAN ! PHYNOL FORMALDEHIDE ??? the resin ?  (End)
Yitzak Ben Shlomo ,  singapore  (03.21.08)
4. 
Formaldehyde
Arthur  (03.21.08)
5. 
#2,4 on purpose, for training
observer  (03.21.08)
6. 
Pilots wear oxygen masks
Damir ,  Russia  (03.21.08)
7. 
thank you Damir
observer  (03.21.08)
8. 
They are referring to the pilot!!  (End)
Harry ,  Kansas  (03.22.08)
9. 
the word is "carcinogenic", not "cancerous"
kobi ,  australia  (03.22.08)