What is meant by britannia metal?
An alloy containing Tin, Antimony and Copper
From which or did Marie Curie isolate radium?
Pitchblende
Of which metal is lepidolite a mineral ?
Lithium
What is manufactured using Bessemer process?
Steel
Who invented artificial silk?
Joseph W Swan
Who invented cement ?
Joseph Aspdin
Who invented Nylon ?
Dr.Wallace H Carothers
Who invented synthetic dyes ?
William Perkins
Who invented the method of manufacturing steel from iron ?
Henry Bessemer
Who invented Vulcanite Rubber ?
Charles Goodyear