When collecting and storing evidence in clean paint cans with a sealed lid, the type of evidence that should be preserved in this manner is biological evidence. Biological evidence includes any material that originated from a living organism and can be used for DNA analysis or other biological testing.
Examples of biological evidence that should be collected and stored in clean paint cans with a sealed lid include:
1. Blood samples
2. Saliva samples
3. Hair samples
4. Skin cells
5. Semen samples
Preserving biological evidence in clean paint cans with a sealed lid helps to prevent contamination and degradation of the samples, ensuring their integrity for analysis in forensic investigations. Proper storage and preservation of biological evidence are crucial for maintaining the chain of custody and ensuring accurate results in criminal cases.