"Martin Eastburn" wrote in message
...
That was a carbon pile moderator not a water moderator. The carbon
caught on fire and there it went. Cascading, melting and more and
more.

Martin

On 6/10/2016 8:38 PM, Jim Wilkins wrote:
In Chernobyl's graphite-moderated RBMK design the rates -increase-
without water. This is the resulting melted core of Reactor 4 in
the
basement:
http://rarehistoricalphotos.com/the-...disaster-1986/

Despite the destruction and dangers they kept the three other
reactors
at the site operating for many years.
https://matteroffactsblog.wordpress....g-power-plant/

--jsw

http://www.world-nuclear.org/informa...-reactors.aspx
"It is very different from most other power reactor designs as it
derived from a design principally for plutonium production and was
intended and used in Russia for both plutonium and power production."