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A fillet knife (also called a filleting knife) is a kitchen knife used for filleting. It gives good control and aids in filleting. It is a very flexible member of the boning knife family that is used to filet and prepare fish. Fillet knife blades are typically 15 to 28 cm (6 to 11 in) long. This allows them to move easily along the backbone and ...
The electric eel is the largest of the gymnotiform fishes, growing up to more than 2 m (6.6 ft) length. Species of Gymnotus range from about 10–100 cm (0.3–3.3 ft) in total length. [3] [4] These knife fishes also use electricity to assist in their movement and navigation in the water due to their limited vision. [5]
X-Acto. X-Acto is a brand name for a variety of cutting tools and office products owned by Elmer's Products, Inc. These include hobby and utility knives, saws, carving tools and many small-scale precision knives used for crafts and other applications. An X-Acto knife may be called an Exacto knife, utility knife, precision knife, or hobby knife.
General biology. [] Electric eel skeleton, with the long vertebral column at top, the row of bony rays below. Electric eels have long, stout bodies, being somewhat cylindrical at the front but more flattened towards the tail end. E. electricus can reach 2 m (6 ft 7 in) in length, and 20 kg (44 lb) in weight.
A utility knife is any type of knife used for general manual work purposes. [1] Such knives were originally fixed-blade knives with durable cutting edges suitable for rough work such as cutting cordage, cutting/scraping hides, butchering animals, cleaning fish scales, reshaping timber, and other tasks. Craft knives are small utility knives used ...
A variety of kitchen knives [clarification needed]. A kitchen knife is any knife that is intended to be used in food preparation.While much of this work can be accomplished with a few general-purpose knives – notably a large chef's knife, a tough cleaver, a small paring knife and some sort of serrated blade (such as a bread knife or serrated utility knife) – there are also many specialized ...
Physical changes occur when objects or substances undergo a change that does not change their chemical composition. This contrasts with the concept of chemical change in which the composition of a substance changes or one or more substances combine or break up to form new substances. In general a physical change is reversible using physical ...
Electrochemistry. English chemist John Daniell (left) and physicist Michael Faraday (right), both credited as founders of electrochemistry. Electrochemistry is the branch of physical chemistry concerned with the relationship between electrical potential difference and identifiable chemical change. These reactions involve electrons moving via an ...