The effect was made by opening and closing a cupboard door slowly to get the high pitch noise. Sound recorded using a samsung galaxy s7 edge and edited in audacity. (created by derek g. ).
Opening and closing an metal oven door a couple of times. Some wind audible in recording. This was an oven door in the ruins of the bakery in inneston ghost town, south australia.
A sound of someone trying to open a door. This is a really quiet sound. Recorded with zoom h4n and edited with audacity. This was recorded in a classroom.