To protect against all these hazards, be sure to wear industrial safety glasses. Face shields help protect you against sparks, as well as splashing liquids, but they do not protect against metal projectiles. Therefore always wear industrial safety glasses beneath the face shield.
This video is used for the National Safe Tractor and Machinery Operation Program (NSTMOP), www.NSTMOP.psu.edu, and in the AgSafety4U program.
More Agricultural safety videos can be found on eXtension's AgSafety4u Youtube channel: https://www.youtube.com/user/AgSafety4u/videos