Assertion: septic tank's gas | /r/HasProperty | fatal
Facets:
value: quickly
type: MANNER
Source sentences:
text: Safety - never enter a septic tank without special training, equipment, and assistance as gases are likely to be quickly fatal even if the tank has just been pumped and washed out
text: Never crawl inside or lean into a septic tank without proper ventilation and safety procedures — the gases inside the tank can be deadly.
text: You should not inspect the septic tank yourself since the gasses that accumulate in the tank can be lethal.
text: This can be extremely dangerous as the gases in the tank can be fatal.
text: Never enter a septic tank; they are extremely unsanitary and may contain deadly gases.