That would be tinsel.
Thin strips of metalic foil can be used as decorations on a Christmas tree (it is called "lamenta"). It can be draped over the branches of a Christmas tree and looks quite nice when the lights reflect of it. I think it's "lametta".
I believe you are referring to 'tinsel'.
tensil
Tinsel
The word for the thin foil strips is "tinsel" (often used on Christmas trees). The adjective relating to materials is "tensile" (stretching strength).
It's a type of thin lacquer.
This is to provide electrical current to heat the thin strips.
A converter having electrically heatable strips connected in an electrical circuit, and intertwined with non-electricvally heated thin metal strips, having an electrical connection, or anchor, from the electrically heatable thin metal strips to the non-electrically heated thin metal strips, whereby the potential difference between the electrically heatable strips non-electrically heatable thin metal strips is reduced.
tinsel
Thin strips of wood can be cut without a table saw by using a hand saw, a circular saw, a jigsaw, or a band saw. These tools can be used to carefully and accurately cut the wood into thin strips.
carpaccio
Slate.