Cargill was able to increase the cost by 10 percent to $63.27 per ton for up to 140 percent of the amount; over that, the company charged market price, $82.71 per ton. If a salt delivery was late, the contract allowed municipalities to withhold 50 cents per ton, per day as damages. Delivery woes this past winter.
White tin is the normal form of the metal and has many uses. Unfortunately, white tin will turn into gray tin if its temperature falls below 13.2Â°C. This change can be prevented if small amounts of antimony or bismuth are added to white tin. Tin resists corrosion and is used as a protective coating on other metals. Tin cans are probably the most familiar example of this application. A tin can is actually made from steel.
Brass is an alloy of copper and zinc. It's used to make musical instruments, coins, works of art and household fixtures such as doorknobs and faucets. There are several different types of brass. Pewter is an alloy of tin and another metal, such as antimony, silver, lead or bismuth. It is used for household items such as flatware, drinking vessels, buttons and candlesticks. Pure gold is too soft for everyday wear, so it's alloyed with other metals to make it stronger while retaining its beauty.