Back to WPS Library Safety in the Greenhouse: Understanding and Applying the Worker Protection Standard Training Materials| For Workers This is an EPA-approved video (22 minutes) for training workers in 2018 and beyond, from Penn State. This is the English version on YouTube. (EPA Worker PST 00026). Spanish Version Related Resources Posting for treated areas Training Materials | For Workers View Resource WPS Vegetable -Worker Training Materials | For Workers View Resource What are my employer's responsibilities under the WPS? FAQs | For Workers View Resource Pesticide Residues and Drift Training Materials | For Workers View Resource Summary about WPS Ventilation Criteria Regulatory Guidance | For Agricultural Employers | For Handlers | For Workers View Resource View all Resources Regulatory Guidance Browse brief guides about protections for workers and handlers, the AEZ, posting, PPE, exemptions, training, respirators, and more, in English and Spanish. View Regulatory Guidance You are using an unsupported version of Internet Explorer. To ensure security, performance, and full functionality, please upgrade to an up-to-date browser.