<과제> 1960년대를 대표하는 사진 -학생들의 모습

Sink

It is laborayoy sink.
It is made of wood and steel.
It has washhand stand , tap and drawers.
Drawers is white and tap is silver.
Laboratory sink is a bowl-shaped fixture that is used for washing hands,small objects or chemical substances. The sinks are intended for use with laboratory style tapware.
It is havy. It is new one. It is clear.

Erlenmeyer flask

It is erlenmeyer flask .
It is made of glass. It is fragile.
There are many types of size. It's capacity is 500 ml.
The Erlenmeyer is usually marked on the side to indicate the approximate volume of contents, and has a spot of ground glass where it can be labeled with a pencil.
It differs from the beaker in its tapered body and narrow neck.
It is transparent.

Laboratory hood

It is laboratory hood. There are many types. It is made of PVC; polyvinyl chloride.
Shape is triangle. Color is gray. Bottom of  the hood has hole.
It looks like dustpan.
Hood draws in dust and polluted air in the laboratory.Therefore, hood is used for maintaining clean atmosphere of the laboratory.
Laboratory hood is similar to BBQ restaurant hood.

Laboratory table

It is laboratory table.
It is essenitial in laboratory. It has drawers and shelves
both  table and selves are light gray. Drawers is white.
Total 4 drawers are located under the table.You can lock the top drawer by the key.
You can put reagent bottle or flask on the shelves.
It is hevy so to move the table,many people are needed.

pipette

It is pipette.

A pipette is also called a chemical dropper.
It is a laboratory instrument used to transport a measured volume of liquid.

It is made of glass and rubber. handle is yellow and body is transparent.

It has many gradation. There are many of types.

Edge of the pipette is narrow. It is thin and light.

It is soft.

chemical balance

It is a chemical balance.
It is a measuring instrument for determining the weight or mass of an chemical substance.
It has cover ,several buttons , electronic line and so on.
It is made of glass , plastic and steel.
Cover is transparent and wall is white and buttons are dark blue.
It is heavy.

Measuring cylinder

It is measuring cylinder.

It is made of plastic. There are many types of size.                               

You can use to measure amount of liquid.

It looks like giraffe.It is opaque white.

It has a prop which is hexagon. It has many gradations.

Top of the cylinder looks like mouth.

It is light and thin. It is useful.

                                                    

reagent bottle

This is a reagent bottle.
It contains Potassium Cyanide.
It is made of plastic.
Name tag is attached on the middle of the bottle.
It has angular cap which is blue green.
It has circular cylinder body which is white.
It is soft. It looks like white radish.
You should open the cap and use spoon to use reagent.

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