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.
There are a variety of factors that can lead to burning and itching of the eyes. Eye irritation can develop as a result of environmental factors, allergies, underlying medical conditions, age or the use of medications. Common causes of burning and itching eyes may include environmental factors such as: Dust.
There are many types of eye injury, and symptoms include eye pain, burning, irritation, bleeding, and more. Hay fever, an allergic reaction to outdoor pollens and molds, causes nasal congestion, itchy eyes, and more. Acute sinusitis, an inflammation of the sinuses, causes sinus pain and tenderness, facial redness and more.