Quote Originally Posted by mr_turbulence
Ok mario if your going to be such a Little b*tch about it I'd suggest a non flammable material... That wording ok for you?
I'm going to be annoying untill it becomes clear that it's an arbitrary ad hoc personal interpretation.
What is the difference concerning non flamability between 2mm ali and .5mm steel? Or even teflon weave.

If not in the FRA rules, it's to the EO to decline robots or not. And I guess if we're going to look closely, no robot is acceptable.

... Putting them in an air tight metal box sounds a good idea, but lipos need breathing space...
Putting SLA's in an airtight box is asking for H2 buildup. Not a good thing either.

But if we want to build perfectly safe machines, we'll have to include total control on anything. Even grade of bolts.