A brand new macbook box is so tight that lifting the lid won't open it; you have to wait for the bottom to slide out and drop. This results in a vibration that sounds a lot like a strange fart sound.
My 12 year old little brother 'sarcastically' saying wow (pronounced wowwhahaooow). . . Great for awkward moments in video when you need a 2nd voice (sarcastic. . Fosho!).
I needed the sound of pouring / falling sand so i heavily edited this recording of gravel http://freesound. Org/people/lolamadeus/sounds/179341/ to make it sound a bit more like sand. Edited with audacity.
Sound of opening of beer can, captured incidentally during the recording of a podcast. If you like the sound, download and subscribe to the cricket podcast 'big bash banter', available wherever you find your favorite podcast.