sep 3, 2024 · learn how to distinguish between an evaporation line, a colorless streak that appears after the test time, and a faint positive, a lightly colored line that indicates early. apr 25, 2024 · a faint line on a pregnancy test may be a positive result or an evaporation line caused by dried urine. Learn how to tell the difference and what to do next if you. may 27, 2024 · if you take a pregnancy test, any positive result, even a faint line means you’re pregnant. A…