Assertion: trombone's slide | /r/MadeOf | nickel silver
Facets:
value: usually
type: TEMPORAL
value: with chrome plating
type: OTHER
Source sentences:
text: The outer slide is also made of nickel silver although it is of yellow brass construction.
text: In addition, modern made slides are usually made of nickel silver with chrome plating, giving a smoother finish and quieter action than simply the brass that would have originally been used.