Uses of Thallium and Lead

Thallium

Lead

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Uses

Thallium is a toxic metal and hence it has limited uses. Thallium metal is mostly used for producing photoelectric cells.
In thermometer’s mercury alloy has 8% of thallium, as it has a melting point lower than 20°C.

Chemical Industry

Medical Research

Alloys

Highly Toxic

✔✘

0.00 Blood/mg dm-3

0.00 p.p.m.

It is also used in insecticides, hair dyes and as an anti-knocking additive for petrol. But all these are banned by the government as Lead metal is known for detrimental to health.

Chemical Industry, Electrical Industry, Electronic Industry

Surgical Instruments Manufacturing

Alloys

Toxic

✔✘

0.21 Blood/mg dm-3

30.00 p.p.m.