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Laboratory Equipment and Its Use. Safety Goggles. Essential part of personal protection in the laboratory Protects eyes from damaging substances Used for chemicals, heating & glass. Graduated Cylinder. Used to measure liquids in milliliters Comes in many different sizes
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Safety Goggles • Essential part of personal protection in the laboratory • Protects eyes from damaging substances • Used for chemicals, heating & glass
Graduated Cylinder • Used to measure liquids in milliliters • Comes in many different sizes • Most accurate tool for measuring liquid volume
Funnel • Used to pour substances from large mouth containers to small mouth containers • Also can separate solids and liquids with filter paper
Pipette Use to add liquids drop by drop.
Beaker • Holds liquids while they are being stirred or heated • Comes in a variety of sizes • Made of glass but can withstand heating
Hot Hands • Used to pick up hot objects • Caution - be sure to grip the material carefully
Beaker tongs Use to pick up hot beakers and flasks.
Flask • Used to store liquids • Is used in place of beakers if a stopper is needed • Comes in a variety of sizes
Test Tubes • Holds liquids for observation or testing • Comes in different sizes
Test Tube Tongs • Holds test tubes while heating • Can pick up hot test tubes
Test Tube Rack • Holds test tubes during observation and testing of substances • Also used during cleaning of test tubes
Ring Stand • An apparatus used to support material
Hand Lens • Enlarges medium-sized objects for study • Useful for studying details of features of objects
Triple Beam Balance • Used for measuring the mass of an object in grams
Double pan balance Use to measure the mass of objects in grams.
Spring Scale Used to measure the weight of objects or the amount of force in grams or Newtons.
Thermometer • Measures the temperature of various substances in degrees Celsius
Meter stick Used to measure length in meters, centimeters, or millimeters.
Petri Dish • Used for growing molds and bacteria • Also used for holding small specimen
Hot Plate • More efficient way to heat substances • Can put glassware directly on burner if burner is turned off and cool.
Microscope • Enlarges items for study. • Has 2 or 3 objectives
Microscope Slide • Supports item being examined on the microscope. • Rectangular shape
Cover Slip • Covers item on the slide • Made of glass or plastic • Square shape