I was trying a level and I see electric. I thought there wold be a hidden portal but no.the electric was on front and you can go right on it.it also was like this bye other materials. Here is a picture of what has happened.
And here's the link to the level.
'Bug Aventura' by 'Ahefe' https://bbr.traplightgames.com/level/59ff6d111f00006d1362118a/