Lab equipment vocab (sai & chưa chắc)

What tool is used to measure small volumes of liquids with high accuracy?

A micropipette is used to measure small volumes of liquids with high accuracy.

What is used to hold test tubes in place during reactions or heating?

A test tube rack is used to hold test tubes in place during reactions or heating.

What tools are used to hold or pick up small items during dissection or sorting samples?

Forceps are used to hold or pick up small items during dissection or sorting samples.

What tools are used to hold glassware securely in place during experiments?

Clamps are used to hold glassware securely in place during experiments.

What tools are used for delicate manipulation of very small or thin materials?

Tweezers are used for delicate manipulation of very small or thin materials.

What wide-surface-area glass item is used to cool hot substances quickly?

A watch glass is used to cool hot substances quickly and has a wide surface area.

What plastic tube with a bulb is used to transfer small amounts of liquid?

A dropper is a plastic tube with a bulb used to transfer small amounts of liquid.

What material is used to remove solid particles from a liquid?

Filter paper is used to remove solid particles from a liquid.

What electric device displays the precise mass of a sample?

An electronic balance is an electric device that displays the precise mass of a sample.

What device is used to sterilize equipment using steam?

An autoclave is a device used to sterilize equipment using steam.

What glass device with a central bulb is calibrated to deliver one fixed, highly accurate volume of liquid?

A volumetric pipette is a glass device with a central bulb, calibrated to deliver one fixed, highly accurate volume of liquid.

What thick-walled container with a screw cap is suitable for storing and autoclaving culture media or buffer solutions?

A media bottle is a thick-walled container with a screw cap, suitable for storing and autoclaving culture media or buffer solutions.

What apparatus, consisting of a boiling chamber, a condenser, and a receiving flask, is used to obtain high-purity water by boiling tap water and condensing the steam?

A water distillation apparatus is used to obtain high-purity water by boiling tap water and condensing the steam, typically consisting of a boiling chamber, a condenser, and a receiving flask.

What cleaning method, performed using high-frequency sound waves transmitted through a liquid, creates microscopic bubbles to dislodge contaminants from delicate glassware without damage?

An ultrasonic bath is a cleaning method that uses high-frequency sound waves transmitted through a liquid, creating microscopic bubbles to dislodge contaminants from delicate glassware or instruments without damage.

What device provides gentle, consistent, and controlled heat to beakers or flasks placed on its flat surface, often used as a safer alternative to an open flame?

A hot plate is a device that provides gentle, consistent, and controlled heat to beakers or flasks placed on its flat surface, often used as a safer alternative to an open flame.

What heated water-filled vessel maintains a stable temperature to gently heat samples without direct flame exposure, commonly used in biochemical and microbiological experiments?

A water bath is a heated water-filled vessel that maintains a stable temperature to gently heat samples without direct flame exposure, commonly used in biochemical and microbiological experiments.

What device applies mechanical shear force to break down particles or cells in a liquid sample, creating a uniform mixture, essential for sample preparation in biochemistry and molecular biology?

A homogenizer is a device that applies mechanical shear force to break down particles or cells in a liquid sample, creating a uniform mixture, essential for sample preparation in biochemistry and molecular biology.

What equipment uses a rotating magnetic field to spin a small magnetic bar inside a container, allowing continuous and controlled mixing of solutions without manual stirring?

A magnetic stirrer is equipment that uses a rotating magnetic field to spin a small magnetic bar inside a container, allowing continuous and controlled mixing of solutions without manual stirring.

What thin glass containers with narrow necks are sealed by melting with a flame to store small volumes of sterile liquid, ensuring airtight protection, and are opened by snapping the tip?

Ampoules are thin glass containers with narrow necks, sealed by melting with a flame to store small volumes of sterile liquid such as vaccines or chemical standards, ensuring airtight protection and opened by snapping the tip.

What device screws onto a reagent bottle's mouth, with an adjustable volume setting and dispensing nozzle, used to accurately dispense specific volumes of liquid reagents directly, minimizing spillage and contamination?

A bottle-top dispenser is a device that screws onto a reagent bottle's mouth, with an adjustable volume setting and dispensing nozzle, used to accurately dispense specific volumes of liquid reagents directly, helping minimize spillage and contamination.

What enclosed workspace blows filtered air in a unidirectional flow across the work surface to maintain a sterile environment and protect samples from airborne contamination, commonly used in microbiology, cell culture, and molecular biology?

A laminar flow hood is an enclosed workspace that blows filtered air in a unidirectional flow across the work surface to maintain a sterile working environment and protect samples from airborne contamination, commonly used in microbiology, cell culture, and molecular biology procedures.

What small cylindrical container, usually made of glass or plastic, with a secure cap or stopper, is used to store liquid samples or reagents in the laboratory, preventing contamination or evaporation?

A vial is a small cylindrical container, usually made of glass or plastic, with a secure cap or stopper, used to store liquid samples or reagents in the laboratory, preventing contamination or evaporation.

What soft, squeezable rubber device, attached to a pipette or dropper, creates suction to draw liquid into the glass tube, allowing precise control of liquid intake and release?

A rubber bulb is a soft, squeezable rubber device attached to the top of a pipette or dropper, used to create suction and draw liquid into the glass tube, allowing precise control of liquid intake and release.

What small valve at the bottom of a burette controls the precise release of liquid during titration experiments, allowing the user to start, stop, or adjust the flow rate accurately?

A stopcock is a small valve located at the bottom of a burette that controls the precise release of liquid during titration experiments, allowing the user to start, stop, or adjust the flow rate of the liquid accurately.

What small, extremely sharp knife is used in laboratories and medical settings for precise cutting of tissues or samples, allowing accurate dissection and preparation?

A scalpel is a small and extremely sharp knife used in laboratories and medical settings for precise cutting of tissues or samples, allowing for accurate dissection and preparation.

What specialized handle is designed to securely hold interchangeable scalpel blades, providing better grip and control during precise cutting tasks, essential for safe and accurate dissection?

A scalpel handle is a specialized handle designed to securely hold interchangeable scalpel blades, providing better grip and control during precise cutting tasks, essential for safe and accurate dissection.

What specialized containers are used to store biological samples or reagents at extremely low temperatures, typically using liquid nitrogen, ensuring long-term preservation by preventing sample degradation?

Cryogenic storage containers are specialized containers used to store biological samples or reagents at extremely low temperatures, typically using liquid nitrogen, ensuring long-term preservation by preventing sample degradation.

What white coat is worn to protect clothing during experiments?

A lab coat is a white coat worn to protect clothing during experiments.

What flat-bottomed plate with multiple small wells is useful for micro-reactions?

A microtiter plate is a flat-bottomed plate with multiple small wells, useful for micro-reactions.

What entire system, including a Büchner funnel, filter paper, a side-arm flask, and a vacuum source, is used to quickly separate a solid from a liquid by reducing pressure inside the flask?

A vacuum filtration apparatus is used to quickly separate a solid from a liquid, including a Büchner funnel, filter paper, a side-arm flask, and a vacuum source, speeding up filtration by reducing pressure.

What clearly labeled storage unit, often made of corrosion and fire-resistant materials, is used to properly store hazardous reagents and flammable substances to ensure laboratory safety?

A chemical cabinet is a clearly labeled storage unit, often made of corrosion and fire-resistant materials, used to properly store hazardous reagents and flammable substances to ensure laboratory safety.

What laboratory equipment delivers a large volume of water to quickly rinse off hazardous substances in case of a chemical spill on the body?

A safety shower is laboratory equipment that delivers a large volume of water to quickly rinse off hazardous substances in case of a chemical spill on the body.

What handheld device is used to manually create a vacuum for filtration or other lab applications by pumping air, allowing precise control of vacuum pressure without electricity?

A handheld vacuum pump is a handheld device used to manually create a vacuum for filtration or other lab applications by pumping air, allowing precise control of vacuum pressure without relying on electricity.

What transparent barrier covers the entire face, including eyes, nose, and mouth, to protect against chemical splashes, flying particles, or infectious materials, often used with safety goggles?

A face shield is a transparent barrier that covers the entire face, including eyes, nose, and mouth, to protect against chemical splashes, flying particles, or infectious materials, and is often used in conjunction with safety goggles.