It also forms amalgams with mercury, and on this account has been employed in dentistry for the purpose of stopping (or filling) teeth.
New amalgams and methods of colouring have been discovered, and fresh forms have been diligently studied.
With mercury it forms amalgams. Bismuth is a component of many ternary alloys characterized by their low fusibility and expansion in solidification; many of them are used in the arts (see Fusible Metal).
Many amalgams are formed by the direct contact of a metal with mercury, sometimes with absorption, sometimes with evolution, of heat.
Some amalgams are liquids, especially when containing a large proportion of mercury; others assume a crystalline form.
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