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p-bromochlorobenzene para-bromochlorobenzene Systematic name: 1-bromo-2-chlorobenzene 1-bromo-3-chlorobenzene 1-bromo-4-chlorobenzene Molecular formula: BrC 6 H 4 Cl
A subconjunctival hemorrhage appears as a bright red patch on the white of the eye and is commonly referred to as a burst blood vessel. In hyphema, blood pools in the anterior chamber, where the iris (the colored part of the eye) and the pupil are located. Hyphemas are graded based on the amount of blood covering the cornea.
An eye examination, commonly known as an eye test, [1] is a series of tests performed to assess vision and ability to focus on and discern objects. [2] It also includes other tests and examinations of the eyes. [2] Eye examinations are primarily performed by an optometrist, ophthalmologist, or an orthoptist.
Alex Martin, an eye health expert from Eyebot, says vaping may pose serious risks. Research shows that chemicals in vaping can damage the surface of the eye, disrupt tear film quality, harm the ...
4-Fluorobromobenzene is synthesized via bromination of fluorobenzene in the presence of a Lewis acid catalyst such as iron(III) bromide or aluminium tribromide. [2]4-Bromofluorobenzene is regarded by the Toxic Substances Control Act as a high production volume chemical, that is, a chemical that 1 million pounds (about 500 tonnes) per year is either produced in or imported to the United States.
A German-Canadian resident of China was sentenced to 24 months in prison in the U.S. for stealing electric vehicle trade secrets from Tesla for his competing EV battery business, the U.S ...
Alaska holds the all-time U.S. record. The mercury plummeted to 80 degrees below zero on Jan. 23, 1971, in Prospect Creek, north of Fairbanks.
It is done as part of an eye examination and may be done as part of a routine physical examination. It is crucial in determining the health of the retina, optic disc, and vitreous humor. [citation needed] The pupil is a hole through which the eye's interior can be viewed.