through her memories of her departed dad

Mary bothers to write a telegramme to inform her mother about the latter's death, and takes the opportunity to insult her.
Quincy Bryant whose wall behind the desk is a space heroes wall of fame yet on the other side, inside Quincy's office, the flipside of same wall is covered with hot pin-ups.

feces. Yes it's an issue:
It's not evident, it's just I'm wondering if there's not something to focus on there, or is it because Ignition city appears to be a bloody shithole on the planet?
It starts with sloat's diarhea which is opposed to Lightnin Bowman's constipation, a disorder shared by many people here due to the food. I arleady mentioned the lack of main sewer. Colloquialisms are also excrement-orientated: "You're shitting me." People are called asswipes, assbandits (well there's a shift of meaning here but nevertheless), and they live in wingless shitboxes.
"I swear everyone here stinks of food-pill farts" Mary says. " As a matter of fact, the word shit is written almost on every page and then you can read "...g's going to shit himself" on Rock's journal, which is (precisely?) what Gears says while watching Mary leaving with a gun on her hip