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Inspecting tank of coal-tar-based sealcoat prior to application

By Water Resources Mission Area
Worker inspects a tank of coal-tar-based sealcoat
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Detailed Description

In 2009, USGS had a test plot professionally sealed with coal-tar-based sealcoat in preparation for measurements of volatilization from the pavement after application. Here, the applicator checks the tank. Read about the results here and here.

Sources/Usage

Public Domain.