The Versatile Uses and Toxicity of Lead

The video explores the element lead, its properties, historical uses, and applications in various fields such as ammunition, marine, construction, and batteries. It highlights lead's toxicity and the environmental concerns associated with its use, leading to the search for alternatives. The video also clarifies the misconception about lead in pencils, explaining the historical context of graphite being mistaken for lead.

What is the chemical symbol for lead and what does it represent?

Describe the historical uses of lead in ancient civilizations.

What are some modern applications of lead in construction and architecture?

Explain the health risks associated with lead exposure.

Why is graphite referred to as 'lead' in pencils, and what is the origin of this term?