Lead-free zinc alloys can be used to create a variety of items—from gears for toys to antique car parts Most people are familiar with zinc. They know it’s a dietary supplement that helps boost their immune system. However, zinc also is used to make alloys. Brass, for example, typically contains 55 percent to 95 percent…
Using lead-free pewter alloys for making jewelry helps alleviate health concerns Adding lead to an alloy can help create characteristics—such as softness and lower melting temperatures—that are useful for many applications. However, lead also is a neurotoxin that is dangerous to animals and humans. Small children are more vulnerable to the effects of lead exposure…