Assertion: safety fuse | /r/HasAspect | external flame
Facets:
Source sentences:
text: Once ignited, safety fuses will burn underwater, and have no external flame that might ignite methane or other fuels such as might be found in mines or other industrial environments.
text: Once ignited, safety fuses will burn underwater, and have no external flame that might ignite methane or other fuels such as might be found in mines or other industrial environments.