Morrell The train has proved so popular that a line of books written about Puffing Billy are now available to buy.
Little elves on the Puffing Billy Christmas train that visits villages across County Durham
The expansion ratio is related to seed size change and puffing efficiency; this parameter was 6.09 [+ or -] 0.27, which refers to an increase in volume seed due to puffing.
Our results indicate that SCFE extracts had a higher squalene content than Soxhlet-extracts when puffed seeds are used, suggesting that puffing not only gives better physical, functional, and mechanical properties [36] but also makes more available oil and particularly squalene for extraction.
Last year communities along the Wylam to Lemington waggonway also celebrated 200 years since these steam locomotives were used to transport coal and the contribution Hedley's engines such as
Puffing Billy made.
"To actually see the replica of
Puffing Billy, I think the adults were just as excited as the children, if not more so, as it really brought it home," added Lynn.
Ian made the replica of
Puffing Billy to keep the little train alive in the memories of millions of Brits who spent their holidays at Butlins.
But the replica also inspired Ian's pal Swin Tempest, also from South Hetton, to illustrate some children's books based on
Puffing Billy's adventures, after Swin was asked by Ian to draw a logo for his replica fun train.
The model steam locomotive is spending the week visiting schools as part of the
Puffing Billy Festival - starting in it's spiritual home of Wylam.
I believe we should campaign for the permanent return of both
Puffing Billy from the Science Museum in London and Wylam Dilly from the Museum of Scotland in Edinburgh.
Puffing Billy was an important influence on George Stephenson, who lived in Wylam, who went on to be one of the pioneers of the railway system.
Hedley, who was born at Newburn on the Tyne in 1779, developed
Puffing Billy in 1813 for use at Wylam Colliery in Northumberland.