What are the three systems where the effects of lead are most dangerous? - answer>>

1. the central and peripheral nervous systems

2. the cardiovascular system, including the blood forming system

3. the kidneys

What is the allowable CDC quantity of lead in blood for children? - answer>>in 2012, the CDC reduced the levels to 5 µg/dL renaming the level as child blood lead reference value (BLRV) which has been further reduced to 3.5 µg/dl on 10/29/2021.

What is the allowable OSHA quantity of lead in blood? answer>>OSHA has established an allowable blood level of 40 µg/dL, while a blood level of 50 µg/dL requires that the worker be removed from the lead exposed work place.

What is the allowable NIOSH/CDC quantity of lead in blood? - answer>>25 µg/dL

Exposure to high concentrations of lead can cause? answer>>Retardation

Convulsions