Anderson shelters were made of corrugated iron and Morrison shelters were made from steel panels.
it is true that shelters were made out of steel panels
Morrison shelters were made from sheets of steel.
Anderson shelters were air raid shelters made from galvanized corrugated steel panels. The metal was shaped into a shelter capable of holding six people and then partially buried in the ground.
stainless steel
Mostly steel
A Anderson shelter has books, drinks, games mabie nitting and a gas mask.
stainless steel and plastic
Most above-ground storm shelters appear to be made of thick steel panels. Steel-reinforced concrete or masonry also holds up well, so long as it is done well. A properly built and anchored shelter can even withstand an EF5 tornado.
Morrison shelters were made of heavy steel and wire.
In batteries the plates are made of lead. Body panels are often made of the compounds steel or carbon fibre. Some manufacturers use body panels that are made from the element Aluminum.
Much of the ISS modules and supports solar panels are made from titanium, kevlar and high strength steel.
Apart from a few unusual cars that have body panels made of plastic, aluminum or another metal, the vast majority of cars have body parts made from mild steel sheeting. Mild steel is mostly made from iron with a tiny amount of carbonmixed in it. If too much carbon is in the steel it becomes very brittle. Too little or none at all and it becomes too soft. In mild steel around 0.1 - 0.5% is carbon which keeps the steel strong without it becoming brittle.
Metal Roofing is available in many different metals. You can purchase metal panels that are made from aluminum, copper, zinc, steel and more. The most common and economical roofing panels today are made from steel, usually coated with a protective substrate like Galvalume.