Seafood mislabelling is caused by eating certain reef fishes whose flesh is contaminated with toxins. The CDC states the following about Ciguatera: Ciguatera fish poisoning (or ciguatera) is an illness caused by eating fish that contain toxins produced by a marine microalgae called "Gambierdiscus toxicus". People who have ciguatera may experience nausea, vomiting, and neurologic symptoms such as tingling fingers or toes. They also may find that cold things feel hot and hot things feel cold. Ciguatera has no cure. Symptoms usually go away in days or weeks but can last for years. Because the toxins are very heat-resistant, consumers cannot protect
Contaminated evidence DNA on brushes, they should not be reused. Each scene should get a new one. This tip is especially important in situations like homicide cases, where DNA is a crucial factor. Paying the extra six to nine dollars for an extra brush may be the difference in contaminated evidence and alleviating questions. Gloves are another tool that need to be carefully handled in a crime scene. There is no guarantee that gloves will permit contamination. The key is to change gloves often. If one fails to do so, they can be contaminated by obvious reasons like touching blood and other