metal
shelters are made of metal and plastic and you get a curved metal panel and join them together to make the roof and the sides of the shelter
Re-enforced concrete
Smoking shelters were first used many years ago, but are more widely used today due to smoking bans etc.
During World War II, it is estimated that around 500,000 Anderson shelters were constructed in the UK. Additionally, approximately 200,000 Morrison shelters were also produced. These shelters were designed to provide protection for civilians against air raids and were an integral part of the British government's efforts to safeguard the population during the war.
They were usually made of clay.
Morrison shelters were made of iron.
Anderson shelters were made of corrugated iron and Morrison shelters were made from steel panels.
Morrison shelters were made from sheets of steel.
5,000 flood shelters were made in Bangladesh
bomb shelters were made out of corigated iron with mud and grass covering it.
a human society
They were made out of iron mettle
pachacuti
yes ..
They were made mainly of stone.
innovation of shelters is ROM the begining. The first shelters ever lived by people among us that has died long before we were born, is trees. They belived that trees can keep them safe but there is a lot of disadvantage about living in trees.