90 12.7 Detecting Using meter to interactively detect A tube of recirculating water Pressure changes in water pressure when flows with a number of outlets that Changes of water are changed. Will show also visitors can open and close, the standard range of acceptable with a meter measuring the water pressure in a typical home change of water pressure system. during the process; and can be used for detecting water leakage 91 12.8 Weight of Water Visitors try lifting various materials of same volume 92 12.9 Lifting action Demonstrating that water can be a Related to seawater / using water strong lifting force when a relatively rainwater intrusion due to smaller force is applied for a larger severe weather volume 93 12.10 Siphon An interactive exhibit to demonstrate Use of siphoning in automatic siphoning of water and how it can be water flushing in some toilet used to transfer water from one tank system, and creating flushing to another action with slow and constant flow of water 94 12.11 Connected Tubes Demonstrating potential Example of recent incident of contamination of water when two household wrongly use of different water sources are connected fresh water with salt water together 95 12.12 Noisy Pipes Listening to the sound created by running water on pipes as well as dripping water, and how such noise may be minimized 96 12.13 Seeing Ice Creating ice crystals on the exhibit Ice expands when cooling Crystals and use polarizing filter to see the down that may break supply of the crystals formed pipes “colour” 97 12.14 Shape of Water Employing scintillating scope light to Dripping water from pipe may Droplets falling water droplets to see look small but can add up to “frozen” their shape large volume of water loss 98 12.15 Slow Motion Using high speed video camera to Can be used to see the effect Replay capture water effect replaying in slow of water dripping capability of motion various surface materials
90 12.7 Detecting Pressure Changes Using meter to interactively detect changes in water pressure when flows of water are changed. Will show also the standard range of acceptable water pressure in a typical home system. A tube of recirculating water with a number of outlets that visitors can open and close, with a meter measuring the change of water pressure during the process; and can be used for detecting water leakage 91 12.8 Weight of Water Visitors try lifting various materials of same volume 92 12.9 Lifting action using water Demonstrating that water can be a strong lifting force when a relatively smaller force is applied for a larger volume Related to seawater / rainwater intrusion due to severe weather 93 12.10 Siphon An interactive exhibit to demonstrate siphoning of water and how it can be used to transfer water from one tank to another Use of siphoning in automatic water flushing in some toilet system, and creating flushing action with slow and constant flow of water 94 12.11 Connected Tubes Demonstrating potential contamination of water when two different water sources are connected together Example of recent incident of household wrongly use of fresh water with salt water 95 12.12 Noisy Pipes Listening to the sound created by running water on pipes as well as dripping water, and how such noise may be minimized 96 12.13 Seeing Ice Crystals Creating ice crystals on the exhibit and use polarizing filter to see the “colour” of the crystals formed Ice expands when cooling down that may break supply pipes 97 12.14 Shape of Water Droplets Employing scintillating scope light to “frozen” falling water droplets to see their shape Dripping water from pipe may look small but can add up to large volume of water loss 98 12.15 Slow Motion Replay Using high speed video camera to capture water effect replaying in slow motion Can be used to see the effect of water dripping capability of various surface materials