PTFE For Fuel Line - Conductive vs Non-conductive
Again, carbon makes rubber and oem nylon lines black. Carbon is conductive.
A static dissipater (SDA) is added to low sulphur diesels and jet fuel.
Unlike fires at pumps when fueling cars (I will assume you've heard of that happening), nobody will see the hose arc and the car will not be put out immediately, but good luck pinpointing the primary cause of a fire to a puddle of plastic, AND reporting it as such.
I doubt a salesman would tell me or be in loop about any company litigation (that also occurs for good products).