2 questions about Particles export and viewing the cables

Hello guys i have 2 questions :

The first one: i want to export a particle systhem (fire) from an other scene but i don’t know how, anyone could help me about that plz?

The second one: I don’t see the cables on my scene but i can see them in game, do you know why, do you have a solution to see them plz?

Thanks for yours answers