Blood exhibits high absorption over a wide region of light wavelengths (usually measured in nanometers or nm). Under UV light, the bloodstains will appear to contrast against the surface background. In this case, the bloodstain will appear bright on a dark surface, where it will not be visible to the naked eye.
–
Related posts:
Get the COVID-19 Booster Vaccine in Arequipa: 5 Vaccination Points Available Until January 20
The Health Office confirmed that measles cases in Sukabumi City can be controlled
Call IMSS to have the mammogram; in Mazatlan, diagnoses will be made at the General Hospital
How to Resolve 403 Forbidden Error: Access Control Configuration and Solutions