respirable
re·spi·ra·ble
adj \ˈres-p(ə-)rə-bəl, ri-ˈspī-rə-\Definition of RESPIRABLE
1
: fit for breathing <respirable air>
2
: capable of being taken in by breathing <respirable particles of ash>
Learn More About
Seen & Heard 
What made you want to look up respirable? Please tell us where you read or heard it (including the quote, if possible).
