laboratory safety rules & scientific equipment in mr. holcomb’s class

Laboratory Safety RulesLaboratory Safety Rules&&

Scientific EquipmentScientific Equipment

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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.


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.


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.


Compound Light Compound Light Microscope (LM)Microscope (LM)

Used to enlarge an image.Used to enlarge an image.


Graduated CylinderGraduated Cylinder

Use to measure the Use to measure the volume of liquids.volume of liquids.


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.


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.


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.


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.


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.


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.


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.


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.


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.


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.


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.


Florence FlaskFlorence Flask

Used to store liquids.Used to store liquids.

Erlenmeyer FlaskErlenmeyer Flask

Used to store solutions.Used to store solutions.


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*)


Electronic BalanceElectronic Balance

Used for weighing Used for weighing substances.substances.

Bunsen BurnerBunsen Burner

Heat source.Heat source.


ThermometerThermometer

Used to measure Used to measure temperature.temperature.

StopperStopper

Used to cap flask Used to cap flask containing liquids.containing liquids.


ScalpelScalpel

Used for cutting Used for cutting specimens being specimens being dissected.dissected.

TubingTubing

Hose used for connecting Hose used for connecting glassware.glassware.


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.


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.


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.

laboratory safety rules & scientific equipment in mr. holcomb’s class

Documents

scientific equipmentoringused

volume of liquids

precise volumes of liquids

exact measurements of

small amounts of liquids

heating solids

test tube rackholds

lab aprons