In the opening scene and whenever those 'corporate' characters are on screen, animal testing is discussed, focus on testing on primates. No visuals so far (I'm 20 minutes in), will update if required.
The main character’s mother dies in a horrible fashion by accidentally eating poisoned hamburger meant for another character’s dog. The main character then snuggles in bed with his mother’s decaying corpse.
At the end of episode, when you see Deborah go into the bathroom, look away for a few seconds. Not sure about visual, but there's definitely audio. It's very quick.
Episode one opens with a mass killing of a vehicle being driven through a crowd of people. Episode 9 features an audio clip recorded by the killer of a woman and baby screaming