Crop dusters have been grounded for fears of a biological attack.
The nozzles in crop dusters are best suited to discharging relatively large particles--100 microns in diameter--not tiny 1-micron specks of bacteria.
The dusters have been allowed back up, but are not allowed to take off or land from what traffic controllers refer to as Class B airspace, or the skies around major cities.
Crash Injures Crop Duster Pilot The pilot of a crop dusting plane was injured when his small plane crashed west of Minot Air Force Base Sunday. And it was nearly two hours until he was discovered by a fellow crop duster. The Highway
June 17, 2013 - KX TV North Dakota
Brian Smith in European Rugby Cup There are always twists and turns during the Pool stages of the Heineken Cup - one day you are a rooster the next a feather duster,said Smith. "We are very mindful of that and all we are concentrating on is the next performance - and that...
Willie Mays in ESPN It was the first time I ever saw a duster come from behind the plate,said Willie Mays.