It depends on which country you are referring to. There is a large body of legislation covering the various legal requirements for vessels. You need to consult the maritime regulations for the particular country in question.
One disadvantage of Craig tube isolation is that it requires specialized equipment and expertise to set up and maintain. Additionally, it may not be suitable for all experimental conditions and can introduce artifacts if not properly controlled.
It would depend on the environment in which the equipment is being used
memory that requires power to maintain
Rusting requires conditions such as moisture and air (oxygen).
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Not all forms of cerebral palsy requires medical equipment. It depends on the severity.
It depends on the equipment. The problems can be anything from a risk of electrical shock to semiconductor failure.
NEC 110.3 addresses examination, identification, installation, and use of equipment in accordance with instructions. It requires equipment to be installed per listing and labeling instructions as well as suitable for a specific purpose. This section emphasizes the importance of following manufacturer's instructions to maintain electrical safety.
Rugby. In rugby you wear shorts, a t-shirt, and cleats. Then there's the ball. Also running, unless you count shoes, shorts, and a t-shirt equipment.
it requires equipment and installation that are expensive
To give steady voltages at the levels the equipment requires.
it requires equipment and installation that are expensive