Apps ≫ High school - criminal investigation

1.Mix luminol and sodium peroxide 1:5
2.Add the compound to the sprayer canister.
3.Turn off the light and use the sprayer to locate the weapon with bloodstains.
4.Pour the adhesive onto a petri dish in the chamber and heat it to search for fingerprints.
5.Identify the culprit by looking at the fingerprints.