Sulfur mustard. Sulfur mustard, commonly known as mustard gas, is the prototypical substance of the sulfur-based family of cytotoxic and vesicant chemical warfare agents known as the sulfur mustards which have the ability to form large blisters on exposed skin and in the lungs.
Silver jewelry, ornaments, and silverware are traditionally made from Sterling Silver. Sterling Silver is an alloy composed of 92.5% silver and the remainder 7.5% other metals, usually copper. Britannia Silver - Silver that is alloyed with a maximum of 5% other metals.
In summary, there are two major differences between silver and sterling silver: 1. Sterling silver is mainly an alloy of silver, consisting of nearly 92.5% fine silver and 7.5% other metals, like copper, which make it less expensive. Fine silver is composed of 99.9% pure silver, and it is a bit more expensive.Thatâs why it is used for making jewelry, and also in the photography industry.. Sterling silver is mainly an alloy of silver, consisting of nearly 92.5% fine silver and 7.5% other metals, like copper, which make it less expensive.