The Chambers Dictionary says usable.
The digestive system provides usable nutrients for the other systems.
Usability is usually a term used in the Software Industry describing how usable (easy to use) is something to the end user.
The usability of a product can vary depending on factors such as storage conditions, frequency of use, and product type. It's generally recommended to follow the expiration date provided by the manufacturer for the best estimate of usability.
An online system is one that is only usable while it is connected to the internet. A program is offline if you can use it anywhere without an internet connection.
The main technological issues for a website to remain usable and function depends upon the server which hosts the site as well as the electricity that is transported to the equipment.
digestive system
u have a digestive system to digest food or change it to usable substances your body can use
The digestive system processes food into usable and unusable materials by chemical digestion. The usable materials are transported via the cells throughout the body while the unusable materials are sent to the large intestine where it waits to be disposed of.
how does input device work
No. It tends to decrease.
The engine does not produce enough vacuum to be usable