Because steel will react with the food and could oxidize (Rust), which could penetrate the can and allow in bacteria to contaminate the food.
Actually most modern "tin" cans contain no tin, the steel is coated with a protective layer of plastic instead.
Aluminum and stainless steel are used extensively in the food industry.
Depending on the method used, it would either be called "zinc plated steel" or "galvanized steel." Use the link below to read more on this method of treating steel to improve its corrosion resistance.
epoxy resins
used in food industry to give taste and odor
two ways steel is used.1...Improve farm tools such as the plow and raper.2...It is used, to make cans for preserving food. And also it used to build skyscrapers.
Aluminum and stainless steel are used extensively in the food industry.
A tin used for food packaging is actually tin-plated steel. So if the tin wears off, the steel beneath will rust.
A tin used for food packaging is actually tin-plated steel. So if the tin wears off, the steel beneath will rust.
Steel-plated zinc.
melting can be used in : steel & iron industry jewelleries, wax, food industries as chocolate moulding and processed cheese.
Like many countries, Russia has changed its coinage composition in the last few years. Metals used as of 2012 are: 1 and 5 kopecks : cupronickel-steel 10 and 50 kopecks : brass-plated steel 1, 2, and 5 rubles : nickel-plated steel 10 rubles : brass-plated steel
used in making steel
A screwdriver head is normally made of toughened/hardened steel or chromium plated steel. Depending on the quality of the screwdriver.
To prevent it from reacting with oxygen and rusting.
Copper-plated steel has been used since 1993.
Thermite reaction is used in industry for welding steel together in-place
Steel is one of the primary metals used in the industry