Sam Gruet

From Ecuador, we're heading to Hyderabad in India.

After this first process, plastic flakes are converted into a granule resin.

Bottles which can be reused.

The business, which started in 2010, has grown into a waste processing giant, recycling 4,000 tonnes of plastic a month.

Back in London, the issue of properly separating waste is being tackled by artificial intelligence.

Fantastic.

So we're making our way over straight away to the technology.

So, I mean, immediately I'll just say that we are stood in front of a conveyor belt with a load of rubbish on it.

Obviously, we're not in a waste environment, but this is a... I've come to the office of waste technology firm Grey Parrot to meet co-founder and CEO Michaela Druckmann.

And we're looking at their latest innovation fighting plastic waste.

A small nondescript box sits overlooking the rubbish.

Artificial intelligence, which can recognise 111 different categories of waste.

Back in Michaela's office, she tells me about how they use this information.

Their other key focus is presenting the data back to industries.

Thank you to Michaela Druckmann and to all of my guests.

You've been listening to Business Daily from the BBC World Service.

It was produced by Megan Lawton and presented by me, Sam Gruet.

To hear more episodes, search for Business Daily wherever you get your BBC podcasts.