Aluminium-conductor steel-reinforced cable ACSR is galvanized steel, but zinc, 5% or 10% aluminium alloy and trace mischmetal coated steel (sometimes called by the trade-names Bezinal or Galfan) and aluminium-clad steel (sometimes called by the trade-name Alumoweld) are also available. Higher strength steel may also be used. In the United States the most commonly used steel is designated GA2 for galvanized steel (G) with class A zinc coating thickness (A) and regular strength (2). Class C zinc coatings are thicker than class A and provide increased corrosion protection at the expense of reduced tensile strength. A regular strength galvanized steel core with Class C
What Work Is sometimes been criticized for leaning too hard on his blue-collar "bona fides". The critic Adam Kirsch, writing in "The Times Book Review" in 1999, noted, accurately enough, that “in his autobiographical essays he goes out of his way to tell us that he is essentially a peasant.” David Baker, writing about "What Work Is" (1991) in the "Kenyon Review", said Levine has “one of our most resonant voices of social conviction and witness, and he speaks with a powerful clarity…What Work Is may be one of the most important books of poetry of our time. Poem after poem confronts the