61.   Most nickel is used to produce stainless steel.

62.   Novo said the case concerns five separate patents held by Genentech governing the processes used to produce human growth hormones.

63.   On the other hand, the administration decided not to punish China for the sale to Pakistan of nuclear equipment used to produce weapons-grade enriched uranium.

64.   One problem, for instance, involves the difficulty of making the quartz mask used to produce the patterns.

65.   Opium is used to produce heroin and other narcotics.

66.   Or was the software program used to produce the piece somehow tampered with?

67.   Participants can meet emission targets by purchasing pollution control equipment, changing materials used to produce products or purchasing emission credits in the smog market.

68.   Previously, older dairy cows were used to produce various meat and bone products.

69.   Poppies are used to produce opium, which can be a narcotic itself or refined to produce heroin.

70.   Sales of wafer steppers, sophisticated equipment used to produce semiconductors, have helped restore earnings of Nikon, even as its camera business suffers.