Bubbles
Pops of air rising up as the filter cycled, cleaning and sanitizing it.
Toping Debut
The only thing he had to go on was the subtle shivers, body movements, and intensity of the filtered breath. fingers wet from the sweat pooled at the zebra's balls, rocky braced it against the single filter of his captive's gasmask. "can you taste it?"
Leviathan Chapter Eight: Daughters
filtering the micro algae and other creatures from the water constantly as she breathed and filtered provided ultimately nearly as many calories as the act of eating itself.
POV vore - you and an orca
Someone has to clean the filters in the big water tanks once the animals are moved elsewhere. that someone is you. get in the wet suit and swim around, looking for junk people threw into the tanks, clean or replace the filters.
Joining Forces, P2
With new filters in his mask the hyena breathed easier as they made their way down to the secure floor, unaware of the droplet of black liquid that had begun to condense on the holes of the filter's underside...
True to Form: Part Eleven
Most of the filters were already put into place, which doesn't make any sense to me, but still..." he shrugged. "so now we are testing the game with all the filters in place.
The Icefalls of Imos (pt 14)
\>\> leina complained and then reached into one of the eight large cylindrical filter housings.
Light Bane: Chapter 40
Like everyone else, the empty space seemed to never exist due to the perception filter.
Feeding the Huntress
The red filter light still blinked on the air handler. the fucking filter. if it was actually failing after all this maybe the whole thing would still end with them all blasted to smithereens in the vacuum of space.
Dying for Breath: Episode 2 - To make amends
His gaze shifted left, spotting the hooded figure that 'relieved' him of his empty filter. crossing his eyes, he looked to the end of his own mask to see the very top of a air filter; one that could've only been provided by the stranger.
Root Directory
A new personal filter rule might be necessary if he survived this. no touching unknown data!
A Tune Up (Commission)
Either not afraid of testing the filters covering their mouths, or not knowing the subsystems that were responsible for it were off.