Assertion: tin's form | /r/Synonym | beta tin
Facets:
value: from 18°c
type: TEMPORAL
Source sentences:
text: When chilled below 55 F, tin slowly changes from a form known as "beta tin" to "alpha tin," which is much less ductile.
text: From 18°C to 161°C, the stable form is β-tin, or white tin, a metal of tetragonal crystal structure and a density of 7.2984.
text: The normal form is white tin, or beta tin, which has a body-centred tetragonal crystal structure.
text: When chilled below 55 F, tin slowly changes from a form known as "beta tin" to "alpha tin," which is much less ductile.