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.
Common causes of itchy eyelids. Itchy eyelids may be caused by several common conditions including: Blepharitis (inflammation of eyelid margin). Chalazion (inflammation of a blocked oil gland in the eyelid margin). Common cold (viral respiratory infection). Conjunctivitis (inflammation of the eye surface).