Search results
Results from the WOW.Com Content Network
This class comprised 22 locomotives: sixteen built by Sharp Stewart between 1893 and 1895; four by Robert Stephenson and Company in 1897–98; and two built in the Cambrian workshops at Oswestry, in 1901 and 1904.
N.E.P. (Russian: Н.Э.П.) is a Russian rock band formed in 1988 in Saint Petersburg, then Leningrad, and widely credited as a legend of Russian rock music [1] [2 ...
The electric displacement field "D" is defined as +, where is the vacuum permittivity (also called permittivity of free space), E is the electric field, and P is the (macroscopic) density of the permanent and induced electric dipole moments in the material, called the polarization density.
M.C.U.D. with Hed PE in Lviv, Ukraine in 2012 In 2006, Hed PE signed with Suburban Noize Records , recording their fifth studio album, Back 2 Base X . The album was intended as a return to the basics of rock music, and did not rely as heavily on studio enhancement as previous releases. [ 33 ]
N,N′-Di-2-butyl-1,4-phenylenediamine is an aromatic amine used industrially as an antioxidant to prevent degradation of turbine oils, transformer oils, hydraulic fluids, lubricants, waxes, and greases. It is particularly effective for hydrocarbon products produced by cracking or pyrolysis, which are characterized by high alkene content.
Little is known about the chronic toxicity of diethyl phthalate, but existing information suggests only a low toxic potential. [6] Studies suggest that some phthalates affect male reproductive development via inhibition of androgen biosynthesis.
In addition to 31 P– 31 P coupling between the two types of phosphine centers, 103 Rh– 31 P coupling is also evident. The chemical shifts are referenced to external 85% H 3 PO 4 . Phosphorus-31 NMR spectroscopy is an analytical chemistry technique that uses nuclear magnetic resonance (NMR) to study chemical compounds that contain phosphorus .
EPDM is an M-Class rubber under ASTM standard D-1418; the M class comprises elastomers with a saturated polyethylene chain (the M deriving from the more correct term polymethylene). EPDM is made from ethylene , propylene , and a diene comonomer that enables crosslinking via sulfur vulcanization .