A cryptocurrency exchange or a digital currency exchange is a business that allows customers to trade cryptocurrencies or digital currencies for other assets, such as conventional fiat money or other digital currencies.
Cryptocurrencies typically use a decentralised network to carry out secure financial transactions. Due to the massive popularity of cryptocurrencies over the past years, they have become a conventional and popular asset.
The main purpose of this new technology is to allow people to buy, trade and invest without having to rely on banks or any other financial institutions.

Invest in commodity-related stocks. Buying stocks to related to certain commodities is a way to bet on the value of a commodity without incurring all of the risk of futures trading. Commodity investments tend to attract more investor attention when inflation fears start to mount.

Foreign Exchange trading, also known as trading, has gained enormous popularity in recent years among layman individuals due to the growth of online brokers and the technological development of online trading platforms.
When trading you are buying one currency by using another. Therefore, the FX trader is trading currency pairs and not each currency individually. Take for example the EURUSD, when buying the pair – it means you are buying EUR using (selling) USD. When selling the pair – it means you are buying USD using (selling) EUR.