Lead Door Handles
If you are worr.
Lead door handles. Lead represents a danger to the health if it is ingested in large quantities. The study conducted by wpi using a hidden camera discovered that out of 1 060 and over of a period of 35 minutes 86 people touched their face after exposure with. Containing lead is not a huge problem. Lead thresholds and or lead lined door sweeps are required at the bottom of door openings when a gap of 2 5cm 1 inch or more exists between the bottom of the door and the floor.
Lead sheets available in 1 32 to 1 4 thickness integrated into door and frame for strength and vandal resistance vertically steel stiffened doors for added strength and durability standard 1 3 4 thick doors accommodate standard hardware. Many people may forget the potential for bacteria to thrive on door handles and after exposure may touch their face or other places that may lead to ingesting it into their body. They are available in 7 lead thicknesses. Lead lining of door hardware is for mortised or lever locksets closer covers and other devices.
Even if there were a small amount of lead in brass doorknobs i would not worry about it. Door lockset hardware should be lead lined if lead value requirement is more than 1 16 thick or if specified.