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.
Dry eyes is a very common problem caused by a lack of normal tears. It is the most likely cause of itching, burning, tearing, and sandy-feeling eyes. Other symptoms can be contact lens intolerance, chronic redness of the eyes, an intermittent foreign body feeling (something in the eye), or recurrent eye infections.ry eyes is a very common problem caused by a lack of normal tears. It is the most likely cause of itching, burning, tearing, and sandy-feeling eyes. Other symptoms can be contact lens intolerance, chronic redness of the eyes, an intermittent foreign body feeling (something in the eye), or recurrent eye infections.