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Freezer burn appears as grayish-brown leathery spots on frozen food and occurs when air reaches the food's surface and dries the product. Color changes result from chemical changes in the food's pigment. Freezer burn does not make the food unsafe; it merely causes dry spots in foods. [2]
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Burn-in on a monitor, when severe as in this "please wait" message, is visible even when the monitor is switched off. Screen burn-in, image burn-in, ghost image, or shadow image, is a permanent discoloration of areas on an electronic visual display such as a cathode-ray tube (CRT) in an older computer monitor or television set. It is caused by ...
After 1–3 weeks burn symptoms appear; erythema, increased skin pigmentation (dark colored patches and raised areas), followed by epilation and skin lesions. Erythema occurs after 5–15 Gy, dry desquamation after 17 Gy, and bullous epidermitis after 72 Gy. [15] Chronic radiation keratosis may develop after higher doses. Primary erythema ...
Are any other types of display (eg TFT/LCD) susceptible to burning, or are they immune? If they also suffer burn-in, is the mechanism of failure different in any way? --131.111.8.103 19:40, 14 May 2006 (UTC) Could the burning problem be reduced or prevented by lowering the screen contrast? TurboForce 00:24, 8 July 2006 (UTC) Good point.
The syndrome can occur at the beginning of treatment for eating disorders when patients have an increase in calorie intake and can be fatal. It can also occur when someone does not eat for several days at a time usually beginning after 4–5 days with no food. [5] It can also occur after the onset of a severe illness or major surgery. The ...
[2] [11] When the injury extends into some of the underlying skin layer, it is a partial-thickness or second-degree burn. [2] Blisters are frequently present and they are often very painful. [2] Healing can require up to eight weeks and scarring may occur. [2] In a full-thickness or third-degree burn, the injury extends to all layers of the ...
Take the plate into a darkroom or orange tent (the plate is sensitive only to blue light) and immerse the plate in a silver nitrate sensitising bath (for 3–5 minutes) Lift the plate out of the bath, drain and wipe the back, load it into a plate holder and protect from light with a dark slide .