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.
Carbide burs and Arkansas stones were found less effective as polishing instruments for GIC [Hodrum et al., 1997; Hoelscher et al., 1998].
Sterilization: Proper sterilization of carbide burs is extremely important because it eliminates the threat of cross infection of patients and staff with communi- cable diseases.
Texas Manufacturer of precision carbide Tel 817-258-3200 metalworking tools: Feedmill, Fax 817-258-3221 Tangmill, Iscargrip, ETM tooling info@iscarmetals.com systems www.iscarmetals.com Company Name Management/Contacts Address/Phone/Fax Products JARVIS CUTTING TOOLS Doug Smart, Marketing Manager New Hampshire Tel 800-258-7162, 603-332-9000 Manufacturer of precision ground Fax 603-332-8069 taps and rotary files; taps are to dsmart@jarviscuttingtool.com industry standard dimensions and www.jarviscuttingtools.com special designed to customer applications; High-speed rotary files and carbide burs have ground flutes in a full range of head shapes and dimeters J & M DIAMOND TOOL, INC.
carbide burs for strauss angle tip, nti (surgical length) 100 pcs.