Safety Lab and Equipment

Long hair in the laboratory must be 

• tied back or kept entirely out of the way with a hair band, hairpins, or other confining device
• always neatly groomed
• held away from the experiment with one hand
• cut short

Function of a meter stick...

• measure volume
• measure length
• measure mass
• observe small objects

Function of a spring scale...

• Measure the force in Newtons
• Measure the mass
• Measure the length

Function of a triple beam balance...

• measures mass
• measures volume
• measures length
• transfers small amounts of liquids

Function of goggles...

• Protects clothing
• Protects eyes
• holds or mixes small amounts of liquids
• grips and lifts objects

Function of tongs...

• protects eyes
• grips and lifts objects
• stirs or mixes liquids
• measures temperature

Function of a beaker...

• stirring and mixing liquids
• transfers small amounts of liquids
• grips and lifts objects
• protects body

Function of graduated cylinder...

• Measures mass
• Measures volume
• Measures length
• Mixes chemicals

Function of a dropper...

• measures temperature
• measures mass
• transfers small amounts of liquids
• used for stirring or mixing

After completing an experiment, all chemical wastes should be

• dumped down sink
• taken home
• thrown in trash
• disposed of according to instructor's directions