Air-operated diaphragm (AOD) pumps draw power from pneumatic pressure or air pressure. You might know them as liquid diaphragm pumps or pneumatic diaphragm pumps. AOD pumps have two flexible ...

A pneumatic circuit is made up of an input, process, and output. Pneumatics are used in everyday life for example compressed air is used for airbrushes, dentist drills, lorry breaks and bicycle pumps.

A diaphragm is a silicone, cup-like object that you insert into your vagina to cover your cervix. Diaphragms must be used in conjunction with spermicide, which is a sperm-killing gel. A diaphragm ...