Question

question 5 of 5 which of the following is a step performed in a metallic salts test? (select all that apply.) select the correct response(s): select three test areas on the head. immerse at least 20 strands of hair in the solution for 30 minutes. run a neutralizing shampoo (hydroxide relaxer) or neutralizer (thio relaxer) through the test strands. check to see if the hair color lightens.

Explanation:

In a metallic salts test on hair, common steps include selecting test areas, immersing hair strands in a solution, running a neutralizing agent through the strands, and checking for hair - color change.

Answer:

Select three test areas on the head.
Immerse at least 20 strands of hair in the solution for 30 minutes.
Run a neutralizing shampoo (hydroxide relaxer) or neutralizer (thio relaxer) through the test strands.
Check to see if the hair color lightens.