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Sunday
Helium Argon

氦 氩

Attention Focus

注意 焦点

Are you going to have lots of helium filled balloons at
your birthday party? Liquid helium is very cold and

just a few degrees above absolute zero.

Argon is used in welding to stop oxygen from getting

into the liquid metal. Argon is one of the inert gases

and does not react with other elements.

Your attention please, I wish to talk about the new pay

scale. Attention to detail is required to make sure that

he works properly.

Would you like to focus your mind on doing you job

properly? I should like you to focus your attention on

the job in hand, so we shall be able to finish the it
before the end of the day.

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