The project continued this spring by installing two elevated watering tanks for our garden’s gravity watering system ... This cost a total of $1552. A heavy plastic tank could also have been ...

Instead of looking at the gravitational force and torque on all the individual masses in the crane plus tank system, I can just look at the center of gravity. Here is a diagram showing the forces ...

Pressure-assist toilets will have a large plastic air container in the tank and require a different type of repair. All gravity-flow toilets have two main components: a fill valve that brings ...