Welding fuel now a bit harmful when drinking/injecting.

Admin Crew Manifest can read assignments from PDA.
Some other id-in-pda related glitches fixed.
APC frame can we unwrenched in hand.
Medical computer now have DNA records.


git-svn-id: http://tgstation13.googlecode.com/svn/trunk@910 316c924e-a436-60f5-8080-3fe189b3f50e

code/WorkInProgress/Chemistry-Reagents.dm

@@ -700,6 +700,11 @@ datum
 				napalm.trace_gases += fuel
 				T.assume_air(napalm)
 				return
+			on_mob_life(var/mob/M)
+				if(!M) M = holder.my_atom
+				M:toxloss += 1
+				..()
+				return
 
 		space_cleaner
 			name = "Space cleaner"