Assertion: tuning fork | /r/MadeOf | special aluminum alloy
Facets:
Source sentences:
text: Our tuning forks are made from a special Aluminum Alloy that is heat treated giving them a very pure tone.
text: The tuning forks are made of a special aluminium alloy and are designed to give rich overtone characteristics having warmth and depth.
text: Our tuning forks are made from a special Aluminum Alloy that is heat treated giving them a very pure tone.