| http://www.w3.org/ns/prov#value | - A windshield of sufficient quality, size and thickness to protect the operator from foreign objects, except that in lieu of such windshield, the operator shall wear goggles or other protective eyewear which meets American National Standards Institute (ANSI) Standard Z87.1 and provides positive retention, or a face shield of material and design to protect the operator from foreign objects;
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