Ultraviolet germicidal irradiation Essays

Food irradiation is when companies use radiation to treat food so it has a longer shelf life by reducing microorganisms that may be present in untreated foods. Flavor, odor, appearance, and even the texture of food can be ruined due to the irradiation. Besides the obvious factors that ruin the food, serious questions have been raised as to whether irradiated foods are even safe to eat. Irradiation can not kill all bacteria in food; the bacteria that survives is radiation resistant and eventually

While food irradiation is widely approved for human use there are still skeptics that point to the issues when deciding whether or not to use alternatives. Food irradiation is approved by the WHO, FDA, and CDC (Fda.gov) and is used worldwide. However, there are many critics that point to the flaws in the process. The deciding factor for food irradiation is whether or not you see the downsides as outweighing the benefits or vice versa. The main use for food irradiation is to sterilize and extend the

The effects of indoor tanning General Purpose: To persuade Specific Purpose: To persuade the audience not to use indoor tanning beds. Thesis Statement: Organizational Pattern: problem-cause solution Introduction Attention Getter: There is an unexplained increase in skin cancer among people under the age of forty. 30 million people visit an indoor facility each year according to the indoor tanning association. That is 10 percent of the U.S. population voluntarily exposing themselves to UV radiation

Melanoma is a cancer of the melanocytes, the cell found in the skin's epidermis that produces melanin. Melanoma most commonly occurs on the trunk or lower extremities. While malignant melanoma is less common than non-melanoma skin cancer , it is considered the most deadly form of skin cancer. This is because melanoma accounts for approximately 75% of deaths associated with skin cancer. In 2013, it is estimated that 76,690 people will be diagnosed with melanoma and 9,480 people will die of melanoma

The large star that we call the Sun can be very helpful by providing us with vitamin D which enlightens our mood and keeps us optimists. Although in some cases sunlight exposure, especially too much of it can be very harmful to our health and skin. There are many different irritations that can be caused from too much sunlight, one of the most popular and common is sunburn. There was a survey and over one third of adults and up to 70% children had said that they have had sunburn in the past year (according

Want Younger Looking Skin? Sun exposure can cause fine lines and wrinkles to appear, in addition to, brown spots and rough skin patches. When the skin starts to produce less collagen dead skin cells flake off less frequently. When this happens it 's time to seek anti-aging products and treatments to help slow down, reduce and reverse the signs of aging and recapture younger looking skin. Here are a few tips or suggestions of at-home and doctor 's office procedures that can have a noticeable impact

In conclusion tanning may be very popular and fashionable, but it poses numerous internal threats and external health threats. With the information about the threats, we need to put a stop to tanning and preserve our natural beauty. External threats such as malignant melanoma and other types of skin cancers, wrinkles, sunburn, and skin aging. These effects are very dangerous on the skin and can be avoided if the effects are known before the damage is already done. The internal health problems ruin

Sunglasses at MBIS? Kiera O’Malley The sun is a very powerful  object that can benefit us enormously. However, the Sun can also negatively affect us and our eyes in particular can be severely damaged. Should students at MBIS be allowed to wear sunglasses or would doing so cause many problems? The Sun can cause problems for our eyes.  Some types of eye damage that is caused by the Sun are cataracts, macular degeneration , conjunctiva , keratitis or corneal sunburn.  Cataracts affect more than 24

Introduced in the 1970s and continues to grow in popularity, tanning beds are the product of how an individual can harm his/her skin, yet also can lead indoor tanners to have a dependency like alcohol or drugs (Time Magazine, np). Tanning beds are known as a device that operates with UV radiation to produce a tan. While many people are aware of the consequences of tanning beds, they tend to overlook how 90% of skin cancer is caused by UV radiation (np) and change lives for a worse turn. Tanning

You spend the day on the beach determined to get that awesome glow you think your body so desperately needs. When you get home you’re red and your skin hurts. Sunburn! Ouch! You have damaged your skin which is part of the very important integumentary system. This system has many parts and each part has a very important job. One of the main parts of the integumentary system is your skin. The skin’s job is to protect your organs, work as a barrier to defend against harmful things, and keep you hydrated

The Dangers of Tanning “Today, more than 3.5 million skin cancers are diagnosed each year in the United States. That’s more than all other cancers combined” says Stacy Simon form cancer.org. In the article “Indoor tanning” it says that there is a “higher melanoma rates among young females compared to young males.” The reason young females have a higher rate of melanoma is because of females indoor tanning. Indoor tanning is potentially dangerous and has been the cause of many deaths. “But my

The most frequent occurring type of skin cancer is basal cell carcinoma. It is uncontrolled and abnormal growths or lesions, arising from hair-bearing skin. In the basal cell that lines the deepest layer of the epidermis. They appear on the surface of the skin and may look as open sores, red patches, pink growths, shiny bumps, or scars. They may be caused by accumulation of intense, or even occasional, sun exposure.1 Basal cell carcinoma rarely metastasizes from it’s origin site. Although, if the

In class we talked about melanin and how it effected skin color and briefly discussed how it effected eye color. How if you did not have melanin to color your eyes they would appear red or pink because of your exposed blood vessels like in albinism. I found this information truly fascinating and wanted to learn more about how/why we have color variation, or even color at all, in our eyes. The first thing I found in my research is that the original eye color is brown somewhere presumably 6,000-10

Background. Over the past decade there has been an increase in awareness of the negative results of ultraviolet radiation. In the past, the most common way to avoid ultraviolet radiation was the use of topical sunscreens. When a person gets ready sunscreen isn’t the first item they think of. Clothing is considered a necessity for survival, but due to the rise of cancer manufactures have found a way to reduce the exposure of UVA and UVB on the skin with everyday wear. In professional journals, it

Many young women feel pressure to always look their best, and pale skin is certainly not "in." But one woman, named Ashley Trenner, warned young girls that they should be thankful for the skin they are born with, because trying to change it could cost them their life. Trenner began using tanning beds when she was in high school, and she tanned so much that her mother begged her to stop. But Trenner refused, and for 15 years, she visited the tanning bed a few times every week. She thought that she

Cooper McGrath reports the importance of being sun safe in Australia. It’s a familiar scenario. You get home from a day at the beach and notice that your skin has turned bright red. “Oh well” you think to yourself, “It’s not that bad”. However, when the sun sets, you realise that the ‘tiny’ bit of sunburn has transformed into an intense glowing red, morphing you into a giant lobster. Unbeknownst to you, severe sunburns count for 95-99% of all melanomas (the most aggressive and intrusive type of

atoms and has more energy than non-ionising. Non-ionising is found at the end of a long wavelength where as ionising radiation is found at shorter wavelength. Regions of the spectrum: • Gamma radiation- ionizing • X-ray radiation- ionizing • Ultraviolet radiation- non-ionizing • Infrared radiation- non-ionizing • Microwave radiation- non-ionizing • Radio waves- non-ionizing 3- A) Lethal Dose Effects 5-20 Possible late effects; possible chromosomal damage 20-100 Temporary reduction in white

certain materials and surgical removal of tumors, and genetic counseling for patients and families. Introduction Xeroderma Pigmentosum (XP) is an autosomal recessive genetic disorder that causes the skin to be hypersensitive to the ultraviolet B (UVB) radiation. Due to the leakage of the required enzymes and proteins in the body cells to repair the damage of the deoxyribonucleic

People always want to present himself a little differently than others, various ways has been used by the people for showing himself attractive. Multiple types of hair styling are one of them. Hair can be classified straight_wavy_curly_kinky ext. from the view point of size it can be short, medium, and large. Multiple tools have been invented for various hair shapes. These are electronic device, hair clip, and cosmetic ext. When people go for party or special event he/she wants to change his look

He named the sunscreen that he invented “Gletscher Cream”, which in english means Glacier Cream. “Sunscreen works by combining organic and inorganic active ingredients. Inorganic ingredients like zinc oxide or titanium oxide reflect or scatter ultraviolet (UV) radiation. Organic ingredients like octyl methoxycinnamate (OMC) or oxybenzone absorb UV radiation, dissipating it as