still used today; this technology couples a GC to an IR, which detects compounds by applying IR. to the gas effluent. Recent improvements in the hyphenated technique, GC/IR, may provide a simple alternative or. supplemental approach to GC/MS for the identification of certain compounds.
Vans' classic shoe style is made out of canvas, and sometimes suedeor leather. The brand makes an effort to create environmentallysustainable footwear, and uses recycled materials wheneverpossible.
The shoes and 1982 movie became cult classics. The shoe has been tightly identified with Vans ever since Sean Penn wore the companyâs classic black-and-white slip-ons in the 1982 movie âFast Times at Ridgemont High.â. Anticipating a fight, Skechers beat Vans into court. The company filed suit last March in Federal District Court in Los Angeles, seeking a ruling that its shoe does not infringe the Vans trademark on the pattern. Skechers submitted evidence that a dozen other manufacturers had used the checkerboard pattern.