About: http://webisa.webdatacommons.org/326282706

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Assuming the stratum corneum is about 20 ??m thick, at longer wavelengths, such as 670 nm, only about 5% of incident light is absorbed within the 20 ??m layer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca