Well I guess no breathing for you lol
Good things:
It is a solid material,NOT plated which makes it easily engravable.
does not tarnish or
discolor easily
Bad things:
It is not a high quality metal
It will melt at low temperatures,so do not get it around extreme heat.
It can damage easy if exposed to acids like lemon juice or vinager
Explanation:
deterministic system is a involved in development of future states of the system is called deterministic determinstic system.