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Kiosk is a very useful technology now a days.
What the most useful machine is, is a matter of opinion. Some would argue that the wheel is the most useful machine, and others would argue that the lever is the most useful.
Wind is useful in technology because it can create energy.
A machine saves you force, changes distance, and changes direction. Those are the three ways in science that why machines are useful.
yes, because how will they make computers? and how will they purify the water from injuries. that is why science and technology are useful
the lever
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the lever
bicycle
Of course it can! Based on my research dedicated to your question, i found that the macintosh is a virtual technology machine!
technology
Caculator