An airworthiness directive references the alert service bulletin as a way of complying with the AD. Having realized that there were distinct levels of seriousness to a service bulletin, manufacturers started to categorize them as optional, recommended, alert, mandatory, informational, etc.
Urolagnia (also urophilia, undinism, golden shower and watersports) is a form of salirophilia (which is a form of paraphilia) in which sexual excitement is associated with the sight or thought of urine or urination. The term has origins in the Greek language (from ouron - urine, and lagneia - lust). 1 Overview.
astigmatism is a common eye condition marked by an irregular curvature of the cornea this type of condition is also known as a refractive error and occurs in nearly everyone to some degree if the cornea is significantly curved the condition must be treatedowever the eye of a person with astigmatism is shaped more like a football or the back of a spoon for this person when light enters the eye it is refracted more in one direction than the other allowing only part of the object to be in focus at one time objects at any distance can appear blurry and wavy