The Prince of Wales will visit Tata Steel's steelworks, meet employees and members of the community, before visiting the Blast Furnace Control Room and unveiling a plaque to commemorate the completion of the new Blast Furnace Number Four.
The Prince said Wales should be unbelievable proud of what has been achieved here.
On a whistlestop visit to Tata Steel the Prince commemorated the rebuilding of blast furnace number four - a major £185 million project.
He was then shown a video about the lightweight super-strength steel which could transform safety for British soldiers.
As Charles was taken around the marquee, children from Eastern Primary School performed a series of festive songs.
The Prince of Wales has visited Swansea Market to meet stall holders.
Prince Charles has a day of engagements in South Wales ahead, with visits to Swansea and Port Talbot planned.
He will first visit Tata Steel to commemorate a new blast furnace before moving onto Swansea's historic market to meet local stall owners.
As part of the Welsh Government's year-long celebrations marking 100 years since the birth of Dylan Thomas, Prince Charles will visit the birthplace of the late poet and meet members of his family.
The Prince of Wales will leave with a rather festive spring in his step - his last engagement is a traditional Plygain carol service at the University of Wales Trinity Saint Davids, of which he is Patron.
Prince Charles will unveil a plaque at Tata Steel in Port Talbot today to commemorate the completion of a new £185 million blast furnace.
Tata Steel employs around 7,000 people in Wales. The Prince of Wales will meet some of the 3,500 employees who work at the site in Port Talbot.
The new blast furnace is currently the largest industrial engineering project in the UK.
It will work with its neighbouring equivalent in producing up to five million tonnes of molten iron every year to be processed into steel 'hot rolled coil' on the same site.
Former royal harpist Catrin Finch is sounding out a very different future for herself after collaborating with British composer John Rutter.
Their album, recorded in June and released a few weeks ago, has just topped the classical charts.
The musician said it was a 'real honour' and a 'great privilege' to work with the world-famous composer, adding that they're 'chuffed to bits' at their success.
The Prince of Wales presents Operational Service Medals as he welcomes home the 1st Battalion Welsh Guards who have recently returned from Afghanistan at Cavalry Barracks, Hounslow, West London.
It's the last day of the royal summer tour, and the Prince of Wales and the Duchess of Cornwall have spent it visiting a project which won the ITV People's Millions last year.
David Wood has been at the Swansea Community Farm with the royal couple.