Chemical Hygiene and Engineering program explains the Chemical Hygiene Plan that contains laboratory work practices. An integral part of your university's Laboratory Safety Program is the Chemical Hygiene Plan. This plan is designed to protect you from chemical and physical hazards present in your instructional and research laboratories. A component of this plan is engineering controls. Engineering controls eliminate or reduce exposure to chemical or physical hazards through the use or substitution of engineered machinery or equipment. Key Words: Chemical Hygiene, Engineering, Chemical Hygiene Plan, Physical Hazards, Engineering Controls, Safety Video, Safety Training, Safety DVD. Runtime: 16 Min. WITH PURCHASE OF ANY ENGLISH VHS OR DVD YOU WILL RECEIVE A FREE WRITTEN MATERIAL CD-Rom. The CD-ROM of written materials may include: Leaders Guides, Questions & Answers, Manuals, and Power Points. Contents vary depending on program.