That's an interesting one!
Don't know if these links will work:
https://publicaccess.northumberland....ANS-712970.pdf
https://publicaccess.northumberland....LAN-712973.pdf
[
index of docs if those have failed]
Now if this was China they'd be in full production for Christmas. Here? not a snowball's chance in hell. Imagine the effect on house prices. Heaven forbid!!
Meanwhile I pay £500 for 1.5 tons of coal. I've shoved that much off a conveyor belt underground so I could get a good lie down.