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A rainbow is formed when the sun shines and raindrops fall or are contained …

There is no general answer to the question of what metal is made of. …

Who owns the German car manufacturer Audi is an exciting question. The company can …

When a storm rages over Germany, the name of the low or high pressure …

For a long time, ball lightning could not be explained and there are several …

What aluminium is made of is often not entirely clear. In fact, aluminium is …

To learn what a tooth is made of, you first need to take a …

The closing date means the date on which it is last possible to send …

BMW is one of the largest business enterprises in Germany, yet it is often …

Who exactly does the moon actually belong to? The question is justified – after …