Assertion: tuning fork | /r/AtLocation | the usa
Facets:
value: from space grade aluminium
type: OTHER
value: from a special aluminum alloy
type: OTHER
Source sentences:
text: Our tuning forks are made in the USA from a special Aluminum Alloy that is heat treated giving them a very pure tone.
text: These tuning forks are made in the USA from space grade aluminium.