![Amazon.com: Lasko 3300 Wind Machine Air Circulator Portable High Velocity Floor Fans, for Indoor Home Cooling Breezes and, White Noise in Bedroom : Home & Kitchen Amazon.com: Lasko 3300 Wind Machine Air Circulator Portable High Velocity Floor Fans, for Indoor Home Cooling Breezes and, White Noise in Bedroom : Home & Kitchen](https://m.media-amazon.com/images/I/71Ht+zPsNrL._AC_SX466_.jpg)
Amazon.com: Lasko 3300 Wind Machine Air Circulator Portable High Velocity Floor Fans, for Indoor Home Cooling Breezes and, White Noise in Bedroom : Home & Kitchen
![40-ft. diameter, 9-blade fan for the 14- x 22 ft. Subsonic Wind Tunnel Testing Facility at NASA Langley Research Center in Hampton, Va. : r/MachinePorn 40-ft. diameter, 9-blade fan for the 14- x 22 ft. Subsonic Wind Tunnel Testing Facility at NASA Langley Research Center in Hampton, Va. : r/MachinePorn](https://i.redd.it/ah0y0aoyu5j41.jpg)
40-ft. diameter, 9-blade fan for the 14- x 22 ft. Subsonic Wind Tunnel Testing Facility at NASA Langley Research Center in Hampton, Va. : r/MachinePorn
![Lasko 20" Air Circulator Wind Machine, 3-Speed Floor Fan with Pivoting Head, A20301, Gray - Walmart.com Lasko 20" Air Circulator Wind Machine, 3-Speed Floor Fan with Pivoting Head, A20301, Gray - Walmart.com](https://i5.walmartimages.com/asr/e015e89d-067b-4b08-95a5-67e912244eb4_1.2a6305e77e73a9483660d0efd5d1af5b.jpeg)