Vocabulary

• used to: Did regularly before, but don't do now
• dispose of: To get rid of something, especially by throwing it away.
• prior to: Before a particular time or event.
• as soon as: In a short time after (something happens)
• look at: To use your eyes to focus on something
• wash off: To remove something by washing.
• back out: To say you will now not do something you promised
• on the surface: Appearing to be true or real until examined more closely.
• for too long: For an excessively extended period.
• mop up: To clean a liquid from a surface by using a mop or cloth.
• reduce the risk: To lessen the probability of something dangerous or harmful occurring.
• at least: As a minimum
• stick: To push a sharp or pointed object into something
• process: To organize and use data in a computer
• material: Cloth; fabric
• approximately: Around; nearly; almost; about (a number)
• molecule: Two or more atoms chemically combined
• protein: Group of molecules made from amino acids
• prevent: To stop something from happening or existing
• fluid: A material that can easily flow, e.g. water
• divide: To split numbers by another number, e.g. 6 / 2 = 3
• disrupt: To cause a disturbance in an activity in progress
• avoid: To prevent from happening
• draw: To attract attention to someone or something
• filter: Device to remove certain types of light, sound
• vessel: Container, such as a cup, for holding liquids
• surface: To give (road) a top layer
• digestive: Concerning processes of converting food to energy
• cabinet: Piece of furniture resembling a cupboard
• pour: To fill a person's glass or cup with a drink
• tap: To access a liquid (e.g. in a tree) through a hole
• risk: To do something potentially dangerous or foolish
• examine: (Medical) to test to find out what is wrong
• prior: Existing or coming earlier in time
• tissue: Substance formed by cells of living thing; flesh
• apparent: Easy to see or clearly understand
• solution: Mix of a liquid and a solid or a gas
• ensure: To make something sure, certain, or safe
• enzyme: A protein made by cells
• biological: Being related to life and living things
• flush: Feeling that comes suddenly
• ideally: In a perfect way; very suitably
• arrest: To attract someone's attention and hold interest
• place: To put someone in a particular type of situation
• demonstration: Open showing of emotion
• detach: To send away a military unit on a special mission
• residue: Left over part after most is taken away
• mould: Fungus growing on old food or in wet dark places
• contaminate: To make impure by adding a harmful element
• fill: To make something full
• laboratory: A place to do scientific experiments
• step: Movement done as part of a particular dance
• float: To sell the shares of a company publicly
• disinfect: To remove bacteria by cleaning
• suspend: To hang something or someone from something
• space: Empty area kept for a specific reason, like a car
• grow: To get bigger and more mature; make plants do this
• disposal: Act of giving or throwing something away
• lid: Cover that can be lifted or removed, as on bottles
• sterile: Completely clean; with no bacteria
• contamination: Being impure because of a harmful agent
• dispose: To get rid of by throwing away
• return: To hit something back to the other player or team
• check: Paper showing how much you owe at a restaurant
• remove: To get rid of something completely
• cover: To record a different version of another song
• ethanol: Alcohol especially when it is used as a fuel
• touch: To affect feelings, especially by causing sympathy
• fresh: Clean; not used or dirty
• suspension: Liquid in which fine particles are suspended
• buffer: Data in computer memory allowing fast access
• uneven: Being good in some parts and poor in others
• incubation: Development in a particular environment
• flask: Narrow-necked drink container
• airflow: Movement of air around objects