bur

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bur

or

burr,

popular name for fruits that have barbed, pointed, or rough outgrowths. By clinging to the fur or hair of animals and the clothing of man they are transported from the parent plant, often great distances. Some common burs include those of the chestnut, burdock, bur marigold, and cocklebur. Burs are particularly obnoxious to sheep growers because of the difficulty of removing them from wool.

Bur

 

also Pur, a river in the Yakut ASSR, left-bank tributary of the Olenek River. Its length is 501 km, and its basin area is 13, 900 sq km. The Bur flows through the North Siberian Lowland and is fed by snow. The largest tributaries are the Ary-Ongorbut and the Kyra-Khos-Teriuttiakh.

burr

1, bur
1. a washer fitting around the end of a rivet
2. a blank punched out of sheet metal

burr

2, buhr, bur
1. short for buhrstone
2. a mass of hard siliceous rock surrounded by softer rock
References in periodicals archive ?
The study indicated that the inserts finished by the carbide bur had more surface damage and edge fractures than those polishing with other instruments.
00085-2012-0016 establishment of a framework agreement: "Regular deliveries of supplies in the following lots: I -" General dental supplies ", II -" Diamond and carbide bur and cutters ", III -" Polishing and composite materials ", IV - "Pins of titanium and fiberglass", V - "Supplies dentistry", VI - "Small and large dental instruments and peripherals", VII - "Means for small and large dental instruments and peripherals" for the needs of MMA and its subsidiary structures in the country, according to technical specification - Application 1 (integral part of the documentation).
Carbide burs and Arkansas stones were found less effective as polishing instruments for GIC [Hodrum et al.
Pre-soak carbide burs in a container of soapy water to loosen debris.
The catalog features five new product lines that include Alpha Green stainless steel cut-off wheels, Sigma Green wheels for stainless and aluminum, carbide burs, MX Plus mounted points, and High Speed Type 1 grinding wheels.