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.
Lignins are one of the main classes of structural materials in the support tissues of vascular plants and some algae. Lignins are particularly important in the formation of cell walls, especially in wood and bark, because they lend rigidity and do not rot easily. Chemically lignins are cross-linked phenol polymers.