Assertion: common charcoal | /r/HasProperty | heated to 900 °c
Facets:
value: in the presence of a gas
type: TEMPORAL
Source sentences:
text: To produce activated charcoal, common charcoal is heated to about 900 °C (1,650 °F) in the presence of a gas (usually steam), causing the charcoal to develop many internal spaces, or "pores", which help the activated charcoal to trap chemicals.
text: To produce activated charcoal, common charcoal is heated to about 900 °C (1,650 °F) in the presence of a gas (usually steam), causing the charcoal to develop many internal spaces, or "pores", which help the activated charcoal to trap chemicals.