Hair ServicesQuestion 353 of 484
After pre-lightening, a typical demi-permanent toner is processed for how long, and the operator monitors visually?
a.30 to 45 minutes under heat
b.5 to 15 minutes at room temperature with frequent visual checks
c.60 minutes covered with a plastic cap
d.Overnight
Explanation
Toners are typically demi-permanent or semipermanent products processed 5 to 15 minutes at room temperature, with the operator checking the color development every few minutes because over-processing leads to muddy or undesired tones. Manufacturer instructions always govern exact timing.
Practice all 484 questions free — no signup required.
Related questions on this topic
- What is the primary difference between a single-process and a double-process hair color service?
- Which highlighting technique uses a perforated plastic cap and a crochet hook to pull strands through holes for lightening?
- What is the chemical difference between highlights and lowlights?
- Within hair-texture classification systems, what does "type 4" describe?
- Before any chemical service, a scalp examination is required. Which finding requires the licensee to postpone or refuse the service?
- Resistant gray hair often refuses to absorb color evenly. Which preparation technique helps the cuticle accept the color?
Last reviewed: · editorial process
PrepPass Editorial Team · Verified against California Board of Barbering & Cosmetology Exam · How we review