sentences:  He is perhaps best known, however, for his completely free-form work, which involves "extended techniques" that can be as unsettling as they can be mesmerising.His vocals often include the sounds of retching, burping, screaming, and gasping, as well as childlike muttering, whining, crying and humming; he also has an ability to distort his vocal cords to produce two notes at once.As the DJ/poet Kenneth Goldsmith has described it,
  
  Minton's most frequent improvising companions are the pianist Veryan Weston and the drummer Roger Turner, but he has worked with most of the improvising musicians in the European scene.