| http://www.w3.org/ns/prov#value | - freshly-painted surfaces in new display cases with no barriers between the artifact and the paint???the paint and wood outgassing, subjecting the object to damaging vapors; objects???in vaults???covered with dust and soot; insect infestations which have devastated artifacts; previous pesticide mitigations which have contaminated objects with lead, arsenic, mercury and other toxins to the point on
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