folie

FILM is usually plastic, FOIL is usually metal. Not always though.

Van Dale (nl):
folie:
1. zeer dun uit­ge­sla­gen me­taal
2. zeer dun­ne kunst­stof in de vorm van soe­pe­le vel­len

Van Dale (nl-en):
folie:
(aluminium) (tin)foil
(plastic) sheet , film

• foil
• film