The CPI takes a constant basket of goods and sees how the price changes from year to year. If the price of the basket of goods increases, then there is price inflation. If the price of the basket of goods decreases, then there is deflation.
Copper and tin mainly make up bronze but other elements include phosphorus, manganese, silicon and aluminium.
Making the world better, one answer at a time. Copper and tin mainly make up bronze but other elements include phosphorus, manganese, silicon and aluminium. Copper and tin are the main two elements that make the alloy Bronze. Traces of other materials are often alloyed too.