When Was Luminol First Used?

The first proposed forensic use of luminol as a preliminary blood test was reported by Specht in 1937. He sprayed blood on bushes, stone walls, rusty iron fences, furniture, stone steps and a garden.

When did luminol become widely used?

In 1942, a forensic scientist recommended the Luminol test for use in forensic blood detection.

Is luminol used at every crime scene?

One problem with luminol is that the chemical reaction can destroy other evidence in the crime scene. For this reason, investigators only use luminol after exploring a lot of other options. ... The police don't walk into a crime scene and start spraying luminol on every visible surface.