Chromium plating on an object will be lighter than a similar object made entirely out of stainless steel. While chromium is valued for its high lustre, this high lustre tends to make the material more susceptible to dirt and grime. Between stainless steel and chrome, stainless steel is the more expensive metal. Sources 1  [+] https://en.wikipedia.org/wiki/Chrome_plating.  https://en.wikipedia.org/wiki/Stainless_steel.
The reason a colleague plays mind games at work for instance might be very different to the reason your partner plays mind games and tests you. The first reason that many people play mind games is undoubtedly in order to get back some control.
The second is that if you are going to play D&D you will want to play with at least one current friend. Contrary to popular belief D&D is a social game and people who play it are social people. The people you play this game with shape the experience so it's best if you play with people you like and get along with.