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 state legislative districts. The following is a list of the forty-nine legislative districts in the U.S. state of Washington following the 2012 redistricting. From the time Washington achieved statehood in 1889, it has elected members for representation to the state legislature.
There are 30 legislative districts in Arizona, each of which is a multi-member constituency. Each district elects a state senator and two state representatives for a two-year term. The crossing of upper and lower house districts into a single constituency is found in only seven U.S. state legislatures: Arizona, Idaho, Maryland, New Jersey, North Dakota, South Dakota, and Washington.