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HOW REFRIGERATOR WERE IMPROVED?
It improved by technology
Who improved the airplane?
There are many people that improved the airplane. The airplane is still being improved today.
Who improved airplanes?
There are many people that improved the airplane. The airplane is still being improved today.
How drink fountain improved?
how can drinking fountain improved
How are drinking fountain improved?
how can drinking fountain improved
How has antisepsis being improved?
how has antisepsis being improved
Is improved a verb?
No, "improved" is not a verb in this context. It is a past participle form of the verb "improve" used as an adjective to describe something that has been made better or enhanced.
When was the steam engine improved?
the steam engine was improved in 1769.
How did transportation improved in early 1800s?
the changes in transportation improved
An improved wool pullover is a?
An improved pullover is a better sweater.
Florence Nightingale improved nursing?
she improved nursing in the year 1866
What forms of transportation were improved or invented at this time?
steam engines were improved
