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However, HWM rayon (high-wet-modulus rayon) is much stronger and exhibits higher durability and appearance retention. Recommended care for regular viscose rayon is dry-cleaning only. HWM rayon can be machine-washed. [34] Regular rayon has lengthwise lines called striations and its cross-section is an indented circular shape. The cross-sections ...
diffuse into tissue and damage cellular structures under skin without immediately apparent damage to skin surface Exposure to a toxic substance that is insufficient to cause a chemical burn can still be very serious, and the lack of a noticeable effect from a chemical exposure is not an indication of safety, particularly in the case of chronic ...
[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 ]
The cause is capsaicin, which is what gives chiles their spicy flavor. Learn how to stop the burn here.
Even the best after-sun lotions can't undo the damage done by UV rays—they only mitigate the burning, itching, redness, and dry skin that occurs after the fact. You should 100% still be wearing ...
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The quantity of vapour produced can be enhanced by increasing the surface area of the material forming a mist or dust. Take wood as an example. Finely divided wood dust can undergo explosive flames and produce a blast wave. A piece of paper (made from wood) catches on fire quite easily. A heavy oak desk is much harder to ignite, even though the ...
Cotton and viscose (rayon) yarns burn as a wick. Synthetic yarns generally tend to melt, though some synthetics are inherently flame-retardant. Noting how an unidentified fiber strand burns and smells can assist in determining if it is natural or synthetic, and what the fiber content is. Both synthetic and natural yarns can pill. Pilling is a ...