Engineering Controls

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Methods of controlling employee exposures by modifying the source or reducing the quantity of contaminants released into the work environment.

Closed Systems

For companies/individuals seeking guidance on manufacturing their own non-commercial system, the following links provide such information:

Overview of Closed Systems Component and User Designs, PDF (156 kb)

Closed System Operation Instructions V1.0-2, PDF (745 kb)

Guidelines for Developing and Manufacturing a Closed System Compliant with the Requirements of Title 3 California Code of Regulations, PDF (176 kb)

Enclosed Cabs

Pesticide Safety Information Series - handouts on closed systems, enclosed cabs, water-soluble packaging



For content questions, contact:
Harvard Fong
1001 I Street, P.O. Box 4015
Sacramento, CA 95812-4015
Phone: (916) 445-4211
E-mail: Harvard.Fong@cdpr.ca.gov