[SteveMcKing]

What does a crop duster have to do with a dirty bomb?

I guess trolls don't know the difference!

I'll play along. You basically can't prepare for a biological attack except to flee the area. If you doubt the effects of such an attack, remember that an entire Soviet town was killed by one small laboratory accident that was then blamed on food poisoning ("bad meat" was the cover).

[WildTurkey]

You basically can't prepare for a biological attack except to flee the area.

It depends on the agent. Some agents die out quickly in the atmosphere. If you stay indoors with filtering, it can be effective.

[IllumiNaughtyByNature]

You basically can't prepare for a biological attack except to flee the area.

Two words: Wind Farm. Build a wind farm by your house. Ta Daaaaaaa! Blow the icky stuff toward the neighbor! No charge for that. /sarcasm