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This is a most excellent place for technology news and articles.
Working with small ESD-sensitive electronics and using a proper grounding strap and mat with large resistors in series to provide protection from shock? Absolutely.
Wiring up a car battery or working with mains power? Absolutely not.
Car battery on its own won't kill you, though wiring many in series might. There can also be some effects from DC sparks and welding on even 12V, which might cause other problems.