The Inventor of

"MABOR" Magnesia Cupels


In 1899

Robert Whytlaw-Gray
+ 1877 – † 1958

Magnesia Cupels

under directions from

Sir William Ramsay
+ 1852 – † 1916

University College


He passed on the idea to Whytlaw-Gray, who set to work .... rarely led him astray, and his knack of getting the right man in the right place...


first returned Ramsay set him to investigate the use of magnesia instead of bone ash for the manufacture of cupels, and as Ramsay said: 'The work led to the foundation of a small but useful industry – the manufacture of "MABOR" cupels for assaying.'


Information taken from:""


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