Search results
Results from the WOW.Com Content Network
Photokeratitis or ultraviolet keratitis is a painful eye condition caused by exposure of insufficiently protected eyes to the ultraviolet (UV) rays from either natural (e.g. intense direct or reflected sunlight) or artificial (e.g. the electric arc during welding) sources.
In organic chemistry, peroxyacyl nitrates (also known as Acyl peroxy nitrates, APN or PANs) are powerful respiratory and eye irritants present in photochemical smog. They are nitrates produced in the thermal equilibrium between organic peroxy radicals by the gas -phase oxidation of a variety of volatile organic compounds (VOCs), or by aldehydes ...
When the skin thaws, pain and severe discomfort can occur in the affected area. [7] There may be a smell of aerosol products such as deodorant around the affected area, the injury may itch or be painful, the skin may freeze and become hardened, blisters may form on the area, and the flesh can become red and swollen.
Tear gas in use in France 2007 Exploded tear gas canister in the air in Greece. Tear gas, also known as a lachrymatory agent or lachrymator (from Latin lacrima 'tear'), sometimes colloquially known as "mace" after the early commercial self-defense spray, is a chemical weapon that stimulates the nerves of the lacrimal gland in the eye to produce tears.
Masks and your eyes. The Centers for Disease Control and Prevention (CDC) recommends masks to help prevent the spread of Covid-19. But it’s easy to make mask-wearing mistakes—like exposing ...
P337: If eye irritation persists: P337+P313: If eye irritation persists: Get medical advice/attention. P338: Remove contact lenses if present and easy to do. Continue rinsing. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P341: If breathing is difficult, remove victim to fresh air and keep at rest in ...
Multiple Donald Trump supporters claim they suffered a mysterious eye injury and were forced to seek medical attention over the “unbearable” pain after sitting behind the former president ...
Irritation can also be induced by some allergic response due to exposure of some allergens for example contact dermatitis, irritation of mucosal membranes and pruritus. Mucosal membrane is the most common site of irritation because it contains secretory glands that release mucus which attracts the allergens due to its sticky nature.