31.   He claimed gun manufacturers use deceptive marketing to put dangerous products into the hands of criminals and minors.

32.   However, some vehicle manufacturers use a small, separate NOx reduction cat mounted before the oxidation cat.

33.   If manufacturers used the body dimensions of individual customers, standard sizes, which vary from maker to maker anyway, would become obsolete.

34.   If other manufacturers use the same tags, a customer researching faucets could create a query that would retrieve only the appropriate data.

35.   In a modern innovation, some syrup manufacturers use reverse osmosis to remove most of the water in raw sap before boiling it down.

36.   In addition, manufacturers could use a modified procedure to prove that the drugs are effective.

37.   In certain cases, manufacturers now can use previously published medical literature as a benchmark for comparing how well their products work.

38.   In recent years fragrance manufacturers have used synthetic human pheromones in scents and touted them as sexual attractants.

39.   In the Carolinas, many garment and textile manufacturers have used the threat of lost American jobs to combat the loss of protective duties.

40.   In the postwar era, quality suffered when manufacturers used shortcuts and additives.