While some contact lenses provide UV protection, they don't cover your whole eye, so you still need sunglasses. Look for sunglasses that protect you from 99 to 100 percent of both UVA and UVB light. This includes those labeled as "UV 400," which blocks all light rays with wavelengths up to 400 nanometers.
Answer:
Lead was discovered in the water.
Explanation:
Lead sometimes may leak into the water due to contamination form either waste that was dumped into the water or there are minerals in the water that may have formed.
<span>Primary care physicians are responsible for diagnosis and treatment.
- true</span>