Assertion: potassium iodide | /r/Causes | undesirable yellowing
Facets:
value: in the material
type: LOCATION
value: upon exposure to conditions
type: TEMPORAL
Source sentences:
text: Potassium iodide, commonly used in the production of polyamide materials to prevent degeneration of the resin upon exposure to heat, apparently causes undesirable yellowing in the material upon exposure to conditions which would normally promote the oxidation of iodide salts, which conditions are exposure to air, light, and acidic media.