Product testing is any process by means of which a researcher measures a product's performance, safety, quality, and compliance with established standards.
Transcript of True Colors (lyrics meaning) person they really are. it is how you act and who you REALLY are. The author Cyndi Lauper, in the song, true colors, uses repetition as a primary literary device. Lauper's use of repetition enhances the theme by relating true colors.
The calling of the flag as colours may of course, have non-nautical phrases as colours was used to express patriotism and nationality; other such examples of phrases being  true colours , or  show your colours .