ASBESTOS

A naturally occurring fibrous silicate mineral.

It consists of mostly Magnesium, Silicates, and Iron.

LEAD BASED PAINT

Any paint or surface that contains lead equal to or in excess of 1.0 milligram per square centimeter or more than 0.5% by weight. 

SILICA

Silica is the common name for the chemical compound silicon dioxide. This compound is made up of one silicon atom bonded to two oxygen atoms and represented by the chemical formula 𝑆𝑖𝑂2. 

CONFINED SPACE

Limited or restricted means for entry or exit and is not designed for continuous occupancy. Confined spaces include, but are not limited to, tanks, vessels, silos, storage bins, hoppers, vaults, pits, manholes, tunnels, equipment housings, ductwork, pipelines, etc.