laboratory procedures, personal protective equipment, electrical safety, fire safety, and hazardous waste disposal. Many chemicals have properties that make them hazardous: they can represent physical hazards (fire, explosion) and/or health hazards (toxicity, chemical burns, and dangerous fumes).
Washington's 17th legislative district. Washington's 17th Legislative District is one of forty-nine districts in Washington state for representation in the state legislature. The district includes eastern Vancouver and other parts of southwest Clark County east of I-205.
Washington's congressional districts. The following is a list of the ten congressional districts in the U.S. state of Washington. This article partially describes districts prior to the 2012 redistricting.