Quick Answer. The most common causes of wavy lines in eyesight include ocular migraine and macular degeneration, according to Healthhype.com. Metamorphopsia is the medical term for this form of vision disturbance, which may be either transient or constant, depending on the cause of the disorder. Continue Reading.
Halons are low-toxicity, chemically stable compounds that have been used for fire and explosion protection from early in the last century. Halon has proven to be an extremely effective fire suppressant. Halon is clean (i.e., leaves no residue) and is remarkably safe for human exposure.
What Is a Halo? A halo vest is an orthotic, or brace, which is used to immobilize and protect the bones in the neck known as the cervical spine or c-spine. It is used when a patient needs to immobilize the neck following an injury or surgery. The halo vest system consists of a halo or ring, a body jacket or vest and rigid uprights or rods.