Campus Lead Testing. By Kim Fulford Matthew Emery. Fun Facts. Ancients They regarded lead as the father of all metals, so they associated Saturn with the metal.
References to lead all throughout history
Earliest recording of lead is found in Exodus
Bronze Age brought many more documentations of lead use; original lead artifacts have been discovered also
Roman’s used lead for underground pipe work; the Roman symbol can still be found today
They found lead to be a very versatile metal; was very durable and malleable
As time went on, leads usage decreased.
Hippocrates found that human children and adults were getting sick; it was he who realized the sickness was from the negative effects from working around lead fumes.
Introduced the “first” air filtering system using a pig bladder.
Illness seemed to follow exposure to lead, so by the mid 1800’s they started to decrease the use of lead in certain products that humans would come in contact with.
In the past, lead was used for the following:
Instant Lead Testing Swabs
Ghost Wipe Patches
1. Squeeze the swab to crush the front glass vial inside. 2. Squeeze the swab to crush the rear glass vial inside. 3. Shake the swab to mix the reagents.
4. While squeezing the swab, rub the surface to be tested for approximately 30 seconds. Within one minute, the swab will turn color if the contaminant is present.
One wipes the surface that is desired to be tested and then sends sample to the lab for further analysis of the contents absorbed.
Uses a radiation source to detect any lead in a 1’x 1’ surface section. It has the capabilities to accurately detect up to six layers . Measures in mg/cm2
Exterior paint was shown to have very high concentration of lead; however, there is NO RISK of exposure. The house has been fully re-sided
A stool was found to have small traces of lead
Certain paint brush handles were found to have small traces of lead
Little wooden toys had traces of lead
Day Care Administration has been through their toys and removed any that may be suspect already. Continued monitoring by staff and others should be on going especially when new toys are introduced.
One day care had a child that tested very high for lead in their system. It is thought to come from the home not the day care.