Skip to content
Skip to main content

About this free course

Download this course

Share this free course

Forensic science and fingerprints
Forensic science and fingerprints

Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.

3 The development of latent fingerprints

Question 6

Which two methods were mentioned earlier in section 1 for making latent fingerprints visible?

Answer

It is possible to use either a chemical reaction, usually one which produces a colour change, or to use light or another type of electromagnetic radiation to make the fingerprints visible.

To understand these two methods, you will need to know more about electromagnetic radiation. This is detailed in the following sections.