صدای دم و دستگاه

Shopping cart - pushing from outdoors into a grocery store.

Shopping cart - pushing outdoors.

Large construction site ambience with trucks and heavy machinery

Elevator in Thailand, riding with many floors, PA in English and Thai, and humming tone.

Metal propeller iron shaft hit with a metal ring 2.

Baggage claim carousel passing by with a squeak

Bowling ball return machinery, ball returns.

Metal machinery being handled (4).

آمستردام محیط بیرونی چشم انداز - سیگنال ترافیک.

اگزوز لوله در حال اجرا بر روی یک ماشین (2).

Elevator in Thailand with the doors closing, and with PA voice in Thai and English announcing the doors...

Hand milling machine whirring (8).

Large office photocopier making copies 1

Large office photocopier making copies 2

Quadcopter or drone - DJI Mavic Air - drone fading in from a distance and landing very close to microphones.