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Embalming. Embalming was popularized in the United States during the American Civil War. Embalming is the art and science of preserving human remains by treating them (in its modern form with chemicals) to forestall decomposition. This is usually done to make the deceased suitable for viewing as part of the funeral ceremony or keep them ...
Embalming chemicals are a variety of preservatives, sanitising and disinfectant agents, and additives used in modern embalming to temporarily prevent decomposition and restore a natural appearance for viewing a body after death. A mixture of these chemicals is known as embalming fluid and is used to preserve bodies of deceased persons for both ...
How (and when) did humans first make fire? - archaeologist Andrew Sorensen (Leiden University) The use and control of fire was a gradual process proceeding through more than one stage. One was a change in habitat, from dense forest, where wildfires were rare but difficult to escape, to savanna (mixed grass/woodland) where wildfires were common ...
Historically, the witch's bottle contained the victim's (the person who believed they had a spell put on them, for example) urine, hair or nail clippings, or red thread from sprite traps. Later witch bottles were filled with rosemary, needles and pins, and red wine. Historically and currently, the bottle is then buried at the farthest corner of ...
Decoupage or découpage ( / ˌdeɪkuːˈpɑːʒ /; [ 1] French: [dekupaʒ]) is the art of decorating an object by gluing colored paper cutouts onto it in combination with special paint effects, gold leaf, and other decorative elements. Commonly, an object like a small box or an item of furniture is covered by cutouts from magazines or from ...
Arsenic is the 53rd most abundant element in the Earth's crust, comprising about 1.5 parts per million (0.00015%). [ 43] Typical background concentrations of arsenic do not exceed 3 ng/m 3 in the atmosphere; 100 mg/kg in soil; 400 μg/kg in vegetation; 10 μg/L in freshwater and 1.5 μg/L in seawater. [ 44]
Pumice is composed of highly microvesicular glass pyroclastic with very thin, translucent bubble walls of extrusive igneous rock. It is commonly [ 4 ] but not exclusively of silicic or felsic to intermediate in composition (e.g., rhyolitic , dacitic , andesite , pantellerite , phonolite , trachyte ), but basaltic and other compositions are known.
Acetone is a main ingredient in many nail polish removers because it breaks down nail polish. [75] It is used for all types of nail polish removal, like gel nail polish, dip powder and acrylic nails. [76] Acetone is often used for vapor polishing of printing artifacts on 3D-printed models printed with ABS plastic. The technique, called acetone ...