TCF bleaching.
Totally chlorine-free (TCF) bleaching. Pulp bleaching operations that are performed without the use of chlorine, sodium hypochlorite, calcium hypochlorite, chlorine dioxide, chlorine monoxide, or any other chlorine-containing compound.
Source
40 CFR § 430.01
Scoping language
In addition to the definitions set forth in 40 CFR part 401 and 40 CFR 403.3, the following definitions apply to this part: