Some machines' model doesn't render when staring ±90° with angelica.
Example:
Straight at ground:

Straight at sky:

Affected machines:
All doors, from the Vault Door to Water Door
FEL
Ore Acidizer
Research Reactor
RadEngine
RBMK Crane Console
All pylons, from the single-block connector to the Substation
FEnSU
the Microwave
the Steam Engine, Industrial Turbine, and Leviathan
Fracking Tower
Flare Stack
Oil Refinery
Mining Laser
Turbofan
Plasma Heater
All DFC and AMS blocks, excluding DFC Core
All turrets