Deliver tissues
Diffusers are able to deliver materials locally and can heal infected tiles by supplying the right tissues.
Heal
Diffusers deliver materials locally, replace oxidized buildings and heal infected tiles by supplying tissues.
Replace structures
Primitive buildings oxidize over time. Diffusers can replace oxidized buildings when fed the right item.
Recover health
If no condition affects chunk health negatively, the chunk slowly regenerates to full health instead of sliding toward necrosis.