MTTC Certification Requirements. All candidates for a Michigan provisional teaching certificate must pass the Professional Readiness Examination before enrolling in student teaching. The Professional Readiness Examination consists of three subtests: Reading, Mathematics, and Writing.
How does Bigen Powder compare with semi-permanent colors? Bigen Powder and semi-permanent colors are crucially different with regard to lasting color. Bigen Powder lasts about 4 to 6 weeks, while semi-permanent colors last about 2 to 3 weeks, washing out gradually. All permanent hair colors, including Bigen Powder, require a preliminary skin allergy test before each use. Your body constitution and condition change every day.
Let the dye set. How long you should leave it in for will vary by brand, but 30 minutes to an hour is typical. Unlike permanent dyes, which contain harsh chemicals that can damage your hair and skin, there is usually no too long with semi-permanent colors. If you want to leave your work area while the dye sets, put your hair in a shower cap to keep from making a mess.