No, assuming it doesn't kill you first. And I'm not kidding: the propellant in canned air is lethal.
It is the disease you get from inhaling volcanic dust.
The two most common are Black Lung Disease, from inhaling coal dust, and Silicosis, from inhaling dust from silica rock (sandstone).
Inhaling Dust-off from its canned container can kill someone. It is a computer cleaner that contains refrigerant gas that can cause suffocation when inhaled.
It depends on the type of dust, but in general it isn't particularly good for you.
pneumonomelanosis
Coal workers pneumoconiosis (CWP), is caused by inhaling coal dust.
The dangers of coal dust are inhaling the dust which goes into your lungs and skin irritation from dust. Coal dust is harmful for the most part and has no health benefits.
It is a condition caused by inhaling dust from a volcanic eruption
No, but inhaling duster results in brain damage which is likely permanent.
Two known causes are smoking and inhaling coal dust.
I'm protecting myself from inhaling the silica dust.
Most commonly either by inhaling contaminated dust or entering a wound.