Assertion: formaldehyde | /r/Causes | nasopharyngeal cancer
Facets:
value: in humans
type: OTHER
value: at eye
type: LOCATION
value: at irritation
type: MANNER
value: at respiratory issues
type: OTHER
value: at nose
type: LOCATION
value: at throat
type: LOCATION
Source sentences:
text: In 2004, the World Health Organization (WHO) upgraded formaldehyde from a probably carcinogen to a known one after evidence was shown that formaldehyde caused nasopharyngeal cancer.
text: Because formaldehyde can cause myeloid leukemia and nasopharyngeal cancer at high levels and respiratory issues as well as eye, nose and throat irritation at even low levels, California has strict standards for how much of the chemical the core boards in laminate flooring can emit.
text: Overall, the Working Group concluded that the results of the study of industrial workers in the USA, supported by the largely positive findings from other studies, provided sufficient epidemiological evidence that formaldehyde causes nasopharyngeal cancer in humans.