Chemical recovery combustion unit

Chemical recovery combustion unit means a combustion device, such as a recovery furnace or fluidized-bed reactor where spent pulping liquor from sulfite or semi-chemical pulping processes is burned to recover pulping chemicals.

Source

40 CFR § 98.6

---

Scoping language

All terms used in this part shall have the same meaning given in the Clean Air Act and in this section.

---

Is this correct? or