âSpoons come in many different sizes and are not precise enough to measure a childâs medication,â said pediatrician Ian Paul, MD, FAAP, lead author of the policy statement. âFor infants and toddlers, a small error â especially if repeated for multiple doses â can quickly become toxic.â.
Copper and bronze do not contain any iron, and only iron can rust (because rust is defined as iron oxide, a compound of iron and oxygen); so the answer is that steel will rust the fastest and copper and bronze will never 'rust'. But, yes, copper and bronze do tarnish, they do corrode.
I bought all satin nickel finish in my bathroom. The shower  rod, and trash can and light fixture are all rusting and it has  been less than a year. The MOEN towel rodsâ¦ however are not rusting  nor the MOEN faucet. It must be the finish the company puts on the  product to prevent rusting.   Addendum:   Nickel does not oxidize easily, and when it does, it doesn't  produce rust.. This is why it is used to coat other metals.