Figure 7-2.Water-in-oil separators.
Asbestos is a fibrous mineral that can be woven like
Another air pollutant that you must be
wool. Through a variety of processes, asbestos can be
knowledgeable of and concerned with is asbestos dust.
turned into thousands of construction products, These
Asbestos dust occurs in the installation, maintenance,
products were used extensively from the 1930s through
and removal of asbestos material from a construction
the 1960s. Asbestos has been used by mankind for over
2500 years. However, it was not until the early 1800s