Exchange traded funds (ETFs) can be a great way to invest in the stock market or commodities. They’re cheap, simple and easily traded.

However, a fair number of ETFs are riskier than people realise. If you’re not up to speed on the different types of ETF, you could end up losing money unexpectedly.

So in this video by MoneyWeek, we’re going to explain how ETFs work and highlight the types of ETF that are especially risky.