英検2級 筆記　本番形式； Part3-C

(English proficiency test Grade2 / reading part3-C)

English proficiency test Grade2 / reading part3-C

(A New Method to Wash)

A New Method to Wash

(Until the invention of the modern washing machine, many people washed their clothes by hand.)

Until the invention of the modern washing machine, many people washed their clothes by hand.

(In the 20C, however, washing machines become common, and washing clothes became much easier.)

In the 20C, however, washing machines become common, and washing clothes became much easier.

(Washing machines, though, have some serious matters.)

Washing machines, though, have some serious matters.

(One is that they require a great deal of clean water.)

One is that they require a great deal of clean water.

(Another is that, in many countries, warm water is used in the machines.)

Another is that, in many countries, warm water is used in the machines.

(In the U.K, for example, about one-third of household energy is used for heating water.)

In the U.K, for example, about one-third of household energy is used for heating water.

(Now, a British company has invented a washing machine that )

Now, a British company has invented a washing machine that

(solves these problems by using small plastic beads to absorb dirt and clean the clothes.)

solves these problems by using small plastic beads to absorb dirt and clean the clothes.

(First, a little water is added to the clothes until they've them wet.)

First, a little water is added to the clothes until they've them wet.

(Then, the beads're mixed with the clothes until they have taken away all dirt and stains.)

Then, the beads're mixed with the clothes until they have taken away all dirt and stains.

(When the process is over, the little beads're removed by the machine, and the clothes're left most dry.)

When the process is over, the little beads're removed by the machine, and the clothes're left most dry.

(Because the beads can be used over and over, the costs very little to operate.)

Because the beads can be used over and over, the costs very little to operate.

(The new machine is based on the research of Stephen Burkinshaw, a chemist at the U of Leeds in the U.K.)

The new machine is based on the research of Stephen Burkinshaw, a chemist at the U of Leeds in the U.K.

(For a long time, Burkinshaw has been studying method to make plastic materials a different color.)

For a long time, Burkinshaw has been studying method to make plastic materials a different color.

(A few years ago, he discovered that many kinds of plastic, especially nylon, attract dirt from other objects)

A few years ago, he discovered that many kinds of plastic, especially nylon, attract dirt from other objects

(He found that although the nylon absorbs dirt in warm and wet conditions, )

He found that although the nylon absorbs dirt in warm and wet conditions,

(the nylon surface remains clean.)

the nylon surface remains clean.

(For this reason, the beads can be used repeatedly until they are completely full of dirt.)

For this reason, the beads can be used repeatedly until they are completely full of dirt.