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The system features a 6-layer filtration process to remove various pollutants such as oil, water, and particulates. It can be used with other compressors to provide clean air to up to 6 people.

The DR1900 is ideal for field use because it is the most compact and lightweight portable spectrophotometer. It features an enclosed rugged exterior and the largest number of preprogrammed methods in any portable instrument.

Markal Stylmark is a metal-ball tip marker for marking most surfaces. The aluminum squeeze tube and thick paint make it suitable for rough, vertical, and overhead surfaces with excellent adhesion on oily and wet surfaces. Xylene-free paint reduces user health risks

StrikeAlert HD is the first personal lightning detector with a graphical display that shows you the lightning strike distance (from 0 - 40 miles away) as well as a 1-hour storm trend and intensity.