A syringe needle is very, very sharp and looking at it using a microscope shows exactly how sharp it is. With sharpness comes weakness as well. After poking the needle into a soda cup, it immediately became bent!
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A syringe needle is very, very sharp and looking at it using a microscope shows exactly how sharp it is. With sharpness comes weakness as well. After poking the needle into a soda cup, it immediately became bent!
