laboratory safety rules & scientific equipment in mr. holcomb’s class
TRANSCRIPT
Laboratory Safety RulesLaboratory Safety Rules&&
Scientific EquipmentScientific Equipment
inin
Mr. Holcomb’s ClassMr. Holcomb’s Class
Laboratory Safety RulesLaboratory Safety Rules
1.1. Do only the experiment assigned or Do only the experiment assigned or approved by the teacher. approved by the teacher. Unauthorized experiments are Unauthorized experiments are prohibited.prohibited.
2.2. Wear proper eye protection, lab Wear proper eye protection, lab aprons or other specified protection aprons or other specified protection during all lab activities.during all lab activities.
3.3. No one is allowed to eat, drink or No one is allowed to eat, drink or chew gum in the lab. chew gum in the lab.
Laboratory Safety RulesLaboratory Safety Rules
4.4. Never engage in horseplay or Never engage in horseplay or practical jokes in the lab.practical jokes in the lab.
5.5. Dress appropriately on days when lab Dress appropriately on days when lab work will be done. No open toe shoes.work will be done. No open toe shoes.
6.6. DO NOT wear contact lenses in the DO NOT wear contact lenses in the lab when chemicals are being used.lab when chemicals are being used.
7.7. Confine or securely tie hair that Confine or securely tie hair that reaches the shoulder. Hair is reaches the shoulder. Hair is flammable.flammable.
Laboratory Safety RulesLaboratory Safety Rules
8.8. Immediately report all accidents, no Immediately report all accidents, no matter how minor, to the instructor.matter how minor, to the instructor.
9.9. Never do any procedure that you are Never do any procedure that you are unsure of the proper way to perform unsure of the proper way to perform it.it.
Scientific EquipmentScientific Equipment
Compound Light Compound Light Microscope (LM)Microscope (LM)
Used to enlarge an image.Used to enlarge an image.
Scientific EquipmentScientific Equipment
Graduated CylinderGraduated Cylinder
Use to measure the Use to measure the volume of liquids.volume of liquids.
Scientific EquipmentScientific Equipment
Microscope SlideMicroscope Slide
Supports an item being Supports an item being examined under the examined under the microscope.microscope.
Cover slipCover slip
Covers specimen on a Covers specimen on a slide.slide.
Scientific EquipmentScientific Equipment
BeakerBeaker
Holds liquids while they Holds liquids while they are being stirred or are being stirred or heated.heated.
Test Tube BrushTest Tube Brush
Used to clean test tubes.Used to clean test tubes.
Scientific EquipmentScientific Equipment
Evaporating DishEvaporating Dish
Used for heating solids.Used for heating solids.
Pinch ClampsPinch Clamps
Used to control the flow of Used to control the flow of liquid through tubing.liquid through tubing.
Scientific EquipmentScientific Equipment
FunnelFunnel
Assists in transferring Assists in transferring liquids to containers liquids to containers with smaller openings.with smaller openings.
StrikerStriker
Used to ignite a burner.Used to ignite a burner.
Scientific EquipmentScientific Equipment
Test TubesTest Tubes
Holds liquids for Holds liquids for observation or testing.observation or testing.
Safety GogglesSafety Goggles
Protect the eyes from Protect the eyes from damaging substances.damaging substances.
Scientific EquipmentScientific Equipment
Pipet PumpPipet Pump
Dispenses known Dispenses known volumes of liquids.volumes of liquids.
EyedropperEyedropper
Used to transfer small Used to transfer small amounts of liquids.amounts of liquids.
Scientific EquipmentScientific Equipment
ForcepsForceps
Used to hold or lift Used to hold or lift specimens.specimens.
Magnifying glassMagnifying glass
Enlarge the image of an Enlarge the image of an object.object.
Scientific EquipmentScientific Equipment
CrucibleCrucible
Containers used for Containers used for “strong” heating.“strong” heating.
Test Tube RackTest Tube Rack
Holds test tubes during Holds test tubes during observation or testing.observation or testing.
Scientific EquipmentScientific Equipment
Wash BottleWash Bottle
Used for rinsing solids out Used for rinsing solids out of a container.of a container.
PipetPipet
Used for exact Used for exact measurements of measurements of liquids.liquids.
Scientific EquipmentScientific Equipment
SpatulaSpatulaChemical spoons used to Chemical spoons used to
transfer solids form transfer solids form their original container their original container to a scale for weighing.to a scale for weighing.
Wire GauzeWire GauzeAdds additional support Adds additional support
for containers held on for containers held on tripod or O-rings.tripod or O-rings.
Scientific EquipmentScientific Equipment
Crucible TongsCrucible Tongs
Used for picking up Used for picking up crucibles and crucible crucibles and crucible covers covers onlyonly..
Mortar & PestleMortar & Pestle
Used to grind solids into Used to grind solids into powders.powders.
Scientific EquipmentScientific Equipment
Florence FlaskFlorence Flask
Used to store liquids.Used to store liquids.
Erlenmeyer FlaskErlenmeyer Flask
Used to store solutions.Used to store solutions.
Scientific EquipmentScientific Equipment
Dissecting PanDissecting Pan
Holds specimen being Holds specimen being dissected.dissected.
Test Tube HolderTest Tube Holder
Holds test tubes while Holds test tubes while heating. (Clamp*)heating. (Clamp*)
Scientific EquipmentScientific Equipment
Electronic BalanceElectronic Balance
Used for weighing Used for weighing substances.substances.
Bunsen BurnerBunsen Burner
Heat source.Heat source.
Scientific EquipmentScientific Equipment
ThermometerThermometer
Used to measure Used to measure temperature.temperature.
StopperStopper
Used to cap flask Used to cap flask containing liquids.containing liquids.
Scientific EquipmentScientific Equipment
ScalpelScalpel
Used for cutting Used for cutting specimens being specimens being dissected.dissected.
TubingTubing
Hose used for connecting Hose used for connecting glassware.glassware.
Scientific EquipmentScientific Equipment
Petri DishPetri Dish
Plate used to culture Plate used to culture microorganisms.microorganisms.
Triple Beam BalanceTriple Beam Balance
Used for weighing Used for weighing substances.substances.
Scientific EquipmentScientific Equipment
O-RingO-Ring
Used with ring stands to Used with ring stands to support heated support heated vessels.vessels.
Volumetric FlaskVolumetric Flask
Used to mix precise Used to mix precise volumes of liquids.volumes of liquids.
Scientific EquipmentScientific Equipment
Watch GlassWatch Glass
Used on top of beakers Used on top of beakers when heating.when heating.
DesiccatorsDesiccators
Used to remove moisture.Used to remove moisture.