according to the video, a flow of something about 20 l/sec

is equivalent to 300 gallon/min, which is about the flow of a 2 inch hand line from the fire truck.

所有跟帖： 

• Water P decreases with distance, elevation, and altitude tho -Giantfan- ♂ (0 bytes) () 12/15/2025 postreply 14:49:15

• that's the concern. The pump power of a fire engine is -borisg- ♂ (174 bytes) () 12/15/2025 postreply 14:55:07

• U concern is legitimate. hope new technology can address it -Giantfan- ♂ (0 bytes) () 12/15/2025 postreply 15:05:28

• 這個噴水功率太有限了；像Bronto Skilift消防車最大噴射流量可達 12000 L/min。 -法眼- ♂ (0 bytes) () 12/15/2025 postreply 14:55:42