Assertion: urea | /r/HasProperty | effective
Facets:
value: notably
type: DEGREE
value: with liver cancer
type: OTHER
value: in producing ice crystals
type: OTHER
Source sentences:
text: Laboratory experiments have shown urea to be effective in producing ice crystals in a vapor cloud having a temperature as high as +6 C. ln field experiments, urea has been observed to cause snow showers in supercooled clouds.
text: Urea is considered an effective feed, since it contains nitrogen, which can aid animal growth.
text: Urea was notably effective with liver cancer and in preventing the development of metastases or secondary tumours.