Water Mold | Encyclopedia.com
May 21, 2018 · Oomycota A phylum of the Protoctista that includes the water moulds, downy mildews, and potato blight (Phytophthora), formerly classified as a class of fungi (Oomycetes). They are coenocytic and the cell wall is made of cellulose. Oomycotes are either saprotrophic or parasitic; they feed by extending hypha-like threads into the food source or ...
Slime Molds - Encyclopedia.com
May 23, 2018 · Slime molds are organisms in two taxonomic groups, the cellular slime molds (Phylum Acrasiomycota) and the plasmodial slime molds (Phylum Myxomycota). Organisms in both groups are eukaryotic (meaning that their cells have nuclei) and are fungus-like in appearance during part of their life cycle. For this reason, they were traditionally included ...
Coffin Cave Mold Beetle | Encyclopedia.com
The Coffin Cave mold beetle is a small, long-legged eyeless beetle with short elytra leaving five abdominal tergites which are exposed. It has no metathoracic wings. The body length of this species is measured at 0.10-0.11 in (2.6-2.88 mm). The males possess a vague groove across the head anterior to the antennal bases.
Protista - Encyclopedia.com
Jun 27, 2018 · They grow on the surface of dead organisms or plants, decomposing the organic material and absorbing nutrients. Most live in water or in moist areas. Water molds grow as a mass of fuzzy white threads on dead material. The difference between these organisms and true fungi is the water molds form flagellated reproductive cells during their life ...
Water Management in the Ancient World | Encyclopedia.com
Water Management in the Ancient WorldOverviewWater, one of the basic necessities for human life, was the lifeblood of early civilization. Indeed, the ability of ancient societies to harness the power of water facilitated the rise of agriculture and the first urban centers. So important was water to these early people that historians refer to ...
Porcelain - Encyclopedia.com
May 23, 2018 · The liquid is filtered out through the mold, leaving a layer of solid porcelain body. Water continues to drain out of the cast layer, until the layer becomes rigid and can be removed from the mold. If the excess fluid is not drained from the mold and the entire material is allowed to solidify, the process is known as solid casting. Bisque-firing
Plant Diseases - Encyclopedia.com
Jun 27, 2018 · The study of plant diseases is called plant pathology. The most common diseases of cultivated plants are bacterial wilt, chestnut blight, potato late blight, rice blast, coffee rust, stem rust, downy mildew, ergot, root knot, and tobacco mosaic. This is a small list of the more than 50,000 diseases that attack plants.
Washing Machine - Encyclopedia.com
May 23, 2018 · wash·ing ma·chine • n. a machine for washing clothes, bed linens, etc. The Oxford Pocket Dictionary of Current English. Washing Machine Background Mechanical washing machines appeared in the early 1800s, although they were all hand-powered. Early models cleaned clothes by rubbing them, while later models cleaned clothes by moving them ...
Sodium Hypochlorite - Encyclopedia.com
May 21, 2018 · Sodium hypochlorite (NaClO) is a chemical compound consisting of sodium (Na), oxygen (O), and chlorine (Cl) that has been used for centuries for bleaching and disinfecting. Today, sodium hypochlorite (commonly called chorine bleach or simply bleach) is mass produced by the chlorination of soda ash and is employed in many household products ...
Sodium Benzoate - Encyclopedia.com
May 18, 2018 · Sodium benzoate, sometimes also called benzoate of soda, is the sodium salt of benzoic acid. It is an aromatic compound denoted by the chemical formula C 7 H 5 NaO 2 with a molecular weight of 144.11. Sodium benzoate can be made by chemically combining sodium hydroxide with benzoic acid. In its refined form, sodium benzoate is a white, odorless ...