Later, circular needles were invented, which can also be used to knit in the round: the circular needle looks like two short knitting needles connected by a cable between them. Longer circular needles can be used to produce narrow tubes of knitting for socks, mittens, and other items using the Magic Loop technique.
Occasional burning and itching of the eyes is often the result of a foreign substance in the eye. Once the substance is removed, the burning and itching will subside and other symptoms will disappear relatively quickly. Sometimes these symptoms develop in response to temporary irritants such as cigarette smoke or dust.
Long hours of computer work may strain your eyes and make them itchy by the end of the day. Your eyes may even be dry throughout the day and get worse by nighttime, causing itching. Allergic reaction. An allergic reaction of your eyes or eyelids is a likely cause of your itching.