We're in the middle of a sandstorm right now. You should see it: blue sky turned a light tan, can't see past a hundred yards, trees fluttering wildly in the wind, gritty taste and coughing if you go outside without a handkerchief. This extra fine sandy dust is filtering in under the door and through the window seals.
Fortunately, this isn't all that common, or it'd be a real health hazard.
Fortunately, this isn't all that common, or it'd be a real health hazard.