True or False: There is a safe level of lead exposure established by health standards.

The assertion that there is a safe level of lead exposure established by health standards is false. Extensive research has shown that lead is a toxic substance with no known safe exposure level, particularly in vulnerable populations like children and pregnant women. The Centers for Disease Control and Prevention (CDC) indicates that even low levels of lead in the blood can be harmful, leading to various health issues, including developmental delays and cognitive deficits in children.

While there may be thresholds set for what is considered tolerable in particular contexts or industrial settings, these do not equate to being "safe." The understanding in current health guidelines is that any exposure to lead is undesirable and should be minimized. Therefore, the statement that a safe level of lead exposure exists does not align with the prevailing scientific consensus and health standards.