'Reacting to hemoglobin, the chemical Luminol is used to detect this, even if it's been wiped off'
blood
CRIME DETECTION: Reacting to hemoglobin, the chemical Luminol is used to detect this, even if its been wiped off
Reacting to hemoglobin, the chemical Luminol is used to detect this, even if it's been wiped off
Reacting to hemoglobin, the chemical Luminol is used to detect this, even if it's been wiped off
CRIME DETECTION
blood
CRIME DETECTION